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Huffy M0012 - page 1
Owner ’ s Manual for Mountain Bikes Please read and fully understand this manual before operation. Save this manual for future reference. This manual contains important safety , assembly , operation and maintenance information. HMTB EN 1 10513 m0012 Copyright Huffy Corporation 2013 ...
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Huffy M0012 - page 2
Owner’s Manual Index Your Bike • Owner ’s Bicycle Identi fi cation Record ................................................... 3 • Fitting the Rider to the Bicycle ............................................................... 3 • W arning and Safety Information ............................................................ 4 • Rules of ...
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Huffy M0012 - page 3
3 Owner ’ s Bicycle Identi fi cation Record NOTE: This information is only available on the bicycle itself. It is not available from Huffy . Each Huffy bicycle has a Serial Number stamped into the frame. The Serial Number (1) can be found on the bottom of the crank housing as shown. Write this number below to keep it for future reference. x x x ...
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Huffy M0012 - page 4
4 W arning and Safety Information Meanings of W arnings: a This symbol is important. See the word “ CAUTION ” or “ W ARNING ” which follows it. The word “ CAUTION ” is before mechanical instructions. If you do not obey these instructions, mechanical damage or failure of a part of the bicycle can occur . The word “ W ARNING ” is befo ...
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Huffy M0012 - page 5
5 The Owner ’ s Responsibility W ARNING: This bicycle is made to be ridden by one rider at a time for general transportation and recreational use. It is not made to withstand the abuse of stunting and jumping. If the bicycle was purchased unassembled, it is the owner ’s responsibility to follow all assembly and adjustment instructions exactly a ...
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Huffy M0012 - page 6
6 Parts Assembly View 8 14 27 30 24 20 22 21 23 13 15 15 5 6 10 18 19 35 34 26 1 9 7 2 25 3 17 16 16 17 11 12 31 29 4 28 33 32 36 Parts V iew ...
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Huffy M0012 - page 7
7 Parts Assembly List No. Description No. Description 1 Handlebar Stem 19 Grips (x2) 2 Handlebar 20 Crank & Spindle Set 3 Front Wheel Assembly 21 Crank Bearings 4 Fork 22 Kickstand 5 Wheel Retainer (x2) 23 Chain 6 Axle Nut (x4) 24 Chain guard 7 Front Re fl ector 25 Head Set Bearing 8 Seat 26 Seat Post Hardware 9 Seat Post 27 Spring Shock 10 Re ...
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Huffy M0012 - page 8
8 Introduction This Owner ’s Manual is made for several dif ferent bicycles: • Some illustrations may vary slightly from the actual product. • Follow instructions completely . • If the bicycle has any parts that are not described in this manual, look for sepa- rate “Special Instructions” that are supplied with the bicycle. • Models ma ...
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Huffy M0012 - page 9
9 T ools Needed Small Adjustable Wrench (Jaws must open at least 9/16 inch.) Open-End Wrenches Flat-blade Screwdriver Phillips Screwdriver Slip-Joint Pliers Metric Allen Wrenches Assembly ...
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Huffy M0012 - page 10
10 Handlebar and Stem Installation W ARNING: T o prevent steering system damage and possible loss of control, the “MIN-IN” (minimum insertion) mark (A) on the stem must be below the top of the Locknut (B) ( fi g 01). NOTE: Bike will have one of two styles of Stems: Quill and Threadless. NOTE: Remove plastic Cap (E) from the end of the Stem (1) ...
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Huffy M0012 - page 11
11 W ARNING: T o prevent steering system damage and possible loss of control, completely seat Stem (1) onto Fork T ube (E). Threadless Style Stem: Note: This procedure applies to both the two-bolt Stem and four-bolt Stem ( fi gs 01b and 01c): 1. Insert the Stem (1) onto the Fork T ube (E). 2. Point the Stem (1) towards the front of the bike and in ...
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Huffy M0012 - page 12
12 Assemble the Front Wheel to the Fork Loosen the Front Brakes: 1. Squeeze the two Brake arms together (A). 2. Lift out the Brake Cable Guide (B) from the Guide Bracket (C). Install the Front Wheel: 3. Set the Front Wheel (3) into the front fork (4) ( fi g 03 ). 4. Install wheel retainers (5) making sure the tabs are in the Fork Retainer Holes (C ...
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Huffy M0012 - page 13
13 Re-attach Front Brake Cable: 7. Squeeze the two Brake arms together (A). 8. Insert the Brake Cable Guide (B) into the cutout in the Guide Bracket (C). 9. Make sure the Brake Cable Guide (B) is seated securely in the Guide Bracket (C) cutout. g 04 B B C C A A W ARNING: Check Front Brake Adjustment Before Riding! See Brakes Section Page 20 Re-a ...
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Huffy M0012 - page 14
14 Setting Up the Handlebars Note: This procedure is for one, two and four bolt Handlebar Stems. 1. If necessary , loosen the Handlebar Clamp Screw(s) (A) and rotate Handle- bar (2) into a comfortable riding posi- tion. 2. T ighten Handlebar Clamp Screw(s) (A) securely . NOTE: Do not over tighten. T orque to 14-17 ft-lbs. g 05 A 2 W ARNING: If t ...
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Huffy M0012 - page 15
15 T esting Stem and Handlebar Tightness T o test the tightness of the stem: • Straddle the front wheel between your legs. • T ry to turn the front wheel by turning the handlebar . • If the handlebar and stem turn without turning the front wheel, realign the stem with the wheel and tighten the stem bolt(s) tighter than before (about 1/2 revol ...
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Huffy M0012 - page 16
16 Seat Installation Attach Seat to Seat Post: (pre-assembled on some models) • Loosen nuts on seat clamp (A) and rotate Seat (8) into riding position. • Put the seat post (9) fully through the seat clamp (A). • T ighten the Seat Clamp so the seat stays on the seat post. • If the Seat Clamp has a nut on each side, tighten both nuts equally ...
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Huffy M0012 - page 17
17 CAUTION: Operate the Quick Release Lever by hand only . Do not use a ham- mer or any other tool to tighten the quick release lever . Y ou must use strong force to move the quick release lever to the “close” position. If you can easily move the lever to the “close” position, the clamping force is too light. W ARNING: If the clamping force ...
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Huffy M0012 - page 18
18 Pedal Installation CAUTION: There is a right pedal marked “R” and a left pedal marked “L”. • The pedal marked “R” has right-hand threads. T ighten it in a clockwise direc- tion . • The pedal marked “L” has left-hand threads. T ighten it in a counterclockwise direction (anti-clockwise) . • T urn the right pedal marked “R? ...
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Huffy M0012 - page 19
19 Re fl ector Brackets Installation 1. Position FRONT Re fl ector (7) so it points straight forward ( fi g 10 ). 2. T ighten Clamp Screw . NOTE: Do not over-tighten. This will damage the Clamp. g 11 10 g 10 7 1. Position REAR Re fl ector (10) so it points straight backward ( fi g 1 1 ). 2. T ighten Clamp Screw . NOTE: Do not over-tighte ...
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Huffy M0012 - page 20
20 Brake System Adjustments W ARNING: Y ou must adjust the front and rear brakes before you ride the bicycle. Step 1: Put the brake shoes (B) in the correct position ( fi g 13): 1. Loosen the Screw (A) of each Brake Shoe (B). 2. Adjust each Brake Shoe so it is fl at against the rim and aligned with the curve of the rim. 3. Make sure each Brake Sh ...
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Huffy M0012 - page 21
21 Brake System - continued Step 3. Stretching the cable ( fi g 13): 1. Hold both Brake Shoes against the rim. 2. Loosen the cable clamp Screw (C). 3. Pull the Cable (D) tight and tighten the Screw . W ARNING: Do not over tighten the cable clamp Screw . Over tightening the cable clamp Screw may cut the cable and cause injury to the rider or to oth ...
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Huffy M0012 - page 22
22 Put the brake shoes the correct distance from the rim: 1. If desired, adjust Brake Levers (G) to a comfortable distance from the grip using the Adjustment Screw (H). T urning the screw IN brings it closer to the grip. 2. Make sure brake line Sheaths (A, B) are seated correctly . 3. Position each Brake Shoe 1/16 inch away from the rim: 4. T urn t ...
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Huffy M0012 - page 23
23 W ARNING: Do not over tighten the cable clamp. Over tightening the cable clamp may cut the cable and cause injury to the rider or to others. 8. Repeat these steps until the brake shoes are 1/16 inch from the rim and the Brake Lever (G) does not go all the way to the grip when squeezed ( fi g 15 ). W ARNING: Do not move the brake shoes away from ...
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Huffy M0012 - page 24
24 Notes Maintenance ...
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Huffy M0012 - page 25
25 Shift System Parts of the Shift System: • Left-hand Shift Lever (A) operates the Front Derailleur (B). • Right-hand Shift Lever (C) operates the Rear Derailleur (D). • Front Sprocket Set (E). • Rear Sprocket Set (F). D B E F C A Operation: Operate the shift system as follows: 1. The rider turns the rear shift control around the handlebar ...
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Huffy M0012 - page 26
26 CAUTION: Do not force the shift levers. Shift only when pedaling forward and without strong force. Do not backpedal. Backpedaling can cause the chain to come off the sprockets. Backpedaling and shifting while not pedaling can damage the sprockets and stretch the cable wire. There is no “correct gear” in which to ride the bicycle. The “corr ...
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Huffy M0012 - page 27
27 These are the higher gear combinations. E D g 17 They allow you to pedal harder and at a slower rhythm, but with more distance trav- eled per pedal revolution. For the best performance in this case, do not use the largest rear sprocket (E). On bicycles with three front sprockets, you may wish to keep the chain on the middle front sprocket (F) ...
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Huffy M0012 - page 28
28 Front Derailleur Adjustments These instructions describe most adjustments that the shift system may need. If you can not adjust the shift system using these instructions, have a bicycle service shop do the adjustments that are needed. A C B 1 2 3 1 2 3 4 5 6 g 19 The front derailleur has two adjusting screws. The “low” adjusting screw , s ...
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Huffy M0012 - page 29
29 Put the “high” adjusting screw (E) in the correct position as follows: • Shift the chain onto the largest front sprocket and the smallest rear sprocket. • T urn the “high” adjusting screw (E) so the right inside edge of the chain cage and the chain just do not touch. NOTE: If the shift lever does not move easily: • If the shift cab ...
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Huffy M0012 - page 30
30 Rear Derailleur Adjustments The rear derailleur has two adjusting screws. The “low” adjusting screw , sometimes marked “L”, limits how far the rear derailleur and chain can move toward the wheel. The “high” adjusting screw , sometimes marked “H”, limits how far the rear derailleur and chain can move away from the wheel. 1 2 3 4 5 ...
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Huffy M0012 - page 31
31 Put the “low” adjusting Screw in the correct position as follows: • Shift the chain onto the largest rear Sprocket (F). • Loosen Nut of the cable clamp. • T urn the “low” adjusting Screw (H) so the Jockey Roller is exactly below the larg- est rear sprocket. • T ighten the Nut of the cable clamp. Adjust the Index Shift System ( ? ...
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Huffy M0012 - page 32
32 Three-Piece Cranks (various models) Maintenance: Both Crank Arms (A) were tightened to the spindle (B) at the factory . After riding the bicycle the fi rst few times, make sure the crank arms have not loosened. If either crank arm has loosened during this “break-in” period, re-tighten or have it tightened by a bicycle service shop. A B g ...
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Huffy M0012 - page 33
33 Suspension Frame (various models) Adjustment: The bicycle may have an adjustable shock-absorbing suspension. Y ou can change the suspension, as you prefer , for a softer or a fi rmer ride. W ARNING: Make sure there are at least two threads showing (C) above the Adjusting Nut (A) so the shock does not come loose. T o change the suspension: • F ...
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Huffy M0012 - page 34
34 T ires Maintenance: • Frequently check the tire in fl ation pressure because all tires lose air slowly over time. For extended storage, keep the weight of the bicycle off the tires. • Do not use unregulated air hoses to in fl ate the tire/tubes. An unregulated hose can suddenly over in fl ate bicycle tires and cause them to burst. • Rep ...
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Huffy M0012 - page 35
35 Repair and Service W ARNING: • Inspect the bicycle frequently . Failure to inspect the bicycle and to make repairs or adjustments, as necessary , can result in injury to the rider or to others. Make sure all parts are correctly assembled and adjusted as written in this manual and any “Special Instructions”. • Immediately replace any dama ...
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Huffy M0012 - page 36
36 Lubrication T able What When How Pedals every six months Put four drops of oil where the axles go into the pedals. Chain every six months Put one drop of oil on each roller of the chain. Wipe all excess oil off the chain. Shift Levers never Do not lubricate the shift levers. Derailleurs every six months Put one drop of oil on each pivot point of ...
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Huffy M0012 - page 37
37 Inspection of the Bearings Maintenance Frequently check the bearings of the bicycle. Have a bicycle service shop lubricate the bearings once a year or any time they do not pass the following tests: Head T ube Bearings The fork should turn freely and smoothly at all times. With the front wheel off the ground, you should not be able to move the fo ...
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Huffy M0012 - page 38
38 Huffy Corporation Limited W arranty • Part or model speci fi cations are subject to change without notice. • This Limited W arranty is the only warranty for your Huffy Corporation (“Huf fy”) product. There are no other expressed or implied warranties. • This Limited W arranty extends only to the original consumer and is not transfer- ...
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Huffy M0012 - page 39
39 For how long does this Limited W arranty last? • The frame is warranted for life except aluminum frames which are warranted for ten (10) years, from the date of purchase. • The fork is warranted for life except for shock forks which are warranted one (1) year from date of purchase. • All other components are warranted for six (6) months fr ...
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Huffy M0012 - page 40
H Helmet EN 100212 i0027 • Helmet should sit level on your head and low on your forehead • Adjust the strap sliders below the ear on both sides. • Buckle the chin strap. Adjust strap until it is snug. • No more than two fi ngers should fi t between the strap and your chin. • A proper fi tting helmet should be comfortable and not rock f ...
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