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Demco KK370SB - page 1
Page 1 4-06 RD20011,Rev 1 ...
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Demco KK370SB - page 2
Page 2 Thank you for purchasing a Demco Kar-Kaddy. We feel you have made a wise choice and hope you are completely satisfied with your new piece of equipment. GENERAL INFORMA TION 1. Unless otherwise specified, high-strength (grade 5) (3 radial-line head markings) hex head bolts are used throughout assembly of this piece of equip- ment. 2. Whenever ...
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Demco KK370SB - page 3
Page 3 SAFETY T AKE NO TE! THIS SAFETY ALER T SYMBOL FOUND THROUGHOUT THIS MANU AL IS USED T O CALL Y OUR A TTENTION T O INSTRUCTIONS INV OL VING Y OUR PERSONAL SAFETY AND THE SAFETY OF O THERS. F AILURE T O FOLLO W THESE INSTRUCTIONS CAN RESUL T IN INJUR Y OR DEA TH. THIS SYMBOL MEANS -A TTENTION -BECOME ALERT -Y OUR SAFETY IS INV OL VED! SIGNAL W ...
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Demco KK370SB - page 4
Page 4 TOW DOLLY USER GUIDE WARNING Read the following information completely before hooking up, loading, using unloading or unhooking this Tow Dolly. FAILURE TO FOLLOW THESE SAFETY INSTRUCTIONS MAY LEAD TO DAMAGE TO PROPERTY, SEVERE PERSONAL INJURY, AND/OR DEATH. • Read towing instructions in towed vehicle’s owner’s manual. • Read towing i ...
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Demco KK370SB - page 5
Page 5 • Allow one tow-vehicle/tow dolly/vehicle-in-tow length for each 10 m.p.h. behind another vehicle. • ALWAYS check the hitch, tow dolly and vehicle-in-tow at each stop to insure that coupling, chains and tie down equipment remain tight and properly attached. Use tow dolly checklist as an aid. • NEVER tow without properly installed tire ...
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Demco KK370SB - page 6
Page 6 When On the Road: • Reduce Speed • Think Ahead • Allow for extra length when turning • Anticipate Stops/Brake Early • Stop Often for Rest • Use Safety Checklist at Each Stop TOWING VEHICLE SIZE AND TOWING CAPACITY Towing vehicle must weigh at least 750 lbs. more than weight of vehicle-in-tow. Example: A 2,750 lb. car may tow no m ...
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Demco KK370SB - page 7
Page 7 Engine and Transmission Cooling Towing a loaded tow dolly can be quite demanding on engine and transmission cooling systems of tow vehicle, especially if towing Iong distance or in hilly terrain. Be sure your cooling system is in top shape, and adequate for towing anticipated load. Engine oil should be fresh and of maximum viscosity recommen ...
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Demco KK370SB - page 8
Page 8 Vehicle-in-Tow Facing Forward Vehicle-in-tow must always be facing forward (front wheels on tow dolly). Transmission Damage to Towed Vehicles When towing a rear axle driven front engine vehicle, the drive shaft must be disconnected to prevent transmission damage. Simply placing transmission in neutral is not sufficient and will not prevent d ...
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Demco KK370SB - page 9
Page 9 TOWING 55 Miles Per Hour All vehicle combinations have a speed beyond which adequate emergency control cannot be assured. Maximum recommended speed for all tow dolly combinations is 55 m.p.h. under good road conditions . As road conditions deteriorate you must reduce the maximum recommended speed. Posted speed limit is usually the same for t ...
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Demco KK370SB - page 10
Page 10 BREAKDOWNS Get Off The Road Immediately park tow vehicle-tow dolly combination in a safe place completely off the highway. Get all occupants out of vehicle and away from roadway. If you must continue on the highway to reach a safe place off the road, turn on emergency flashers and proceed with caution. Do not hesitate to proceed on a flat t ...
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Demco KK370SB - page 11
Page 11 BOL T T ORQUE T ORQUE D A T A FOR ST AND ARD NUTS, BOL TS, AND CAPSCREWS. Tighten all bolts to torques specified in char t unless otherwise noted. Check tightness of bolts periodically , using bolt char t as guide. Replace hardw are with same grade bolt. NO TE: Unless otherwise specified, high-strength Grade 5 he x bolts are used throughout ...
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Demco KK370SB - page 12
Page 12 5. Lay the bracing struts (#5) out along the tow dolly tongue with the back end (the end with the larger hole in it) of the bracing strut toward the main frame. Loosely bolt the back of each bracing strut to the trailer frame as shown using 1/2" x 1-1/2" grade 5 bolt (#6), flatwasher (#7), pivot bushing (#8) and locknut (#9). Hold ...
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Demco KK370SB - page 13
Page 13 1. Install fender with fender backup plate (#1) and three 3/8” x 1-1/2” bolts (#2). Put 3/8” nylon lock nuts (#3) inside of fender and tighten. 2. Cut nylon wire tie from wiring to brake hose on main frame, (used for shipping purposes only). Fish the three wires from main unit through the hole in fender. Fender Assembly Instructions 3 ...
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Demco KK370SB - page 14
Page 14 SAFETY Safety is of utmost importance at all times. There are several items that must be checked each time before using and while using the Kar Kaddy. Make sure all bolts are properly tightened and those requiring a set torque are up to specifications: Tie Rod Castle Nut - 75 ft./lbs. Lug Nuts - 120 ft./lbs. Check Lug Nut tension after the ...
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Demco KK370SB - page 15
Page 15 Step 1. Secure ball coupler to 2" (6,000 lb. capacity) towing vehicle ball only. Make sure that the hitch and the hitch ball are in good condition and not rusted, loose or stripped. Recommended ball height is 18" to the top of the ball. Make sure hitch is locked down and secured with safety clip. Criss-cross safety chains under to ...
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Demco KK370SB - page 16
Page 16 Step 10. Thread tie-down strap through the slotted tube on the tie-down winch. Pull approx. 6" of strap through this slot. Begin tightening strap making sure the tail becomes enclosed by the strap coming over the tire. Tighten the straps ensuring that the strap fed through the slot binds between the shaft and the strap being wound onto ...
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Demco KK370SB - page 17
Page 17 • Examine winches and straps to make sure they are in good condition. • Check wheel nuts every trip. • Tires must be inflated to recommended pressure by tire manufacturer. • Be certain the safety lock pins lock the strap winches. • Retighten the straps over the tires after the first 5 miles of travel. Check straps every 50 miles t ...
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Demco KK370SB - page 18
Page 18 2 6 7 9 10 11 1 21 20 23 24 6 60 49 50 56 56 57 58 60 59 58 61 62 63 64 21 21 19 REF. PART NO. NO . QTY. DESCRIPTION REF. PART NO. NO . QTY. DESCRIPTION 68. 04826 2 ST205/75R14 "C"Range Radial Tire 69. 09296 2 Rim, 14 x 5.5, 5 on 115mm B.C. 70. 02933 10 Chrome Lug Nut 71. 04167 6 7/16”- 20UNF x 1” hex head bolt (gr.8) 72. 0416 ...
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Demco KK370SB - page 19
Page 19 3 8 6 6 14 15 16 17 18 19 26 27 21 30 31 32 33 34 35 35 44 42 66 67 68 69 70 4 5 13 19 20 21 22 22 23 24 25 26 26 27 28 29 36 37 38 39 40 41 43 41 45 46 46 47 48 51 52 52 53 53 54 55 65 1 58 6 71 19 72 2 ...
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Demco KK370SB - page 20
Page 20 Left Winch Shown KIT #5511 TILT-BED LATCH ASSEMBLY 5432 1 Left Ratchet Winch Assembly (Plated) 5433 1 Right Ratchet Winch Assembly (Plated) 1. 03569-95 1 Ratchet Frame 2. 03570-95 1 Left Spool Tube - 03571-95 1 Right Spool Tube 3. 03577 2 Heavy Duty External Snap Ring 4. 03574-95 1 Ratchet Handle 5. 03668 1 18 Ga. Shim Washer 6. 03575-95 1 ...
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Demco KK370SB - page 21
Page 21 2 2 1 3 3 4 5 6 7 7 9 4 4 5806 - License Plate Bracket and Light Assembly 1. 04505-95 1 License Plate and Light Cluster Bracket 2. 04176 2 1/4”-20UNC X 3/4” Carriage Bolt 3. 02214 2 #10 NC X 1/2” Slotted Truss Head Screw 4. 02163 1 Square License Plate Light w/Washer and Nut - 02164 - Clear License Plate Light Lens Only 5. 02580-95 1 ...
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Demco KK370SB - page 22
Page 22 1. Extent and Duration of this Warranty: Your Demco Kar Kaddy is warranted to be free from defects in materials and workmanship under normal use and service for a period of one year after date of purchase by the original (first) retail owner, or until it is resold or transferred by the original owner. Hubs used on the KK370SB are warranted ...
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Demco KK370SB - page 23
Page 23 MODEL D A91 A CTU A T OR P ARTS BREAKDO W N 5398 Master Cylinder Repair Kit (gasket included) 2” Lever Lock Coupler RATED AT 6000# not included REF. NO. PART NO. QTY. DESCRIPTION Model 91 ACTUATOR 8669111 PARTS LIST 1. 09417 1 6000# 2" Lever Lock Coupler (zinc plated) 2. 01896 3 1/2"-13UNC x 4" Hex Head Bolt (gr.5) 3. 02178 ...
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Demco KK370SB - page 24
Page 24 4 4 5 5 7 16 2 2 1 16 3 8 6 10 10 18 17 13 REF. PART NO. NO. QTY. DESCRIPTION BRAKE CLUSTER PARTS LIST 11 12 9 15 17 14 17 18 17 - SB24429 - Left Hand Cluster (shown above) - SB24428 - Right Hand Cluster 1. SB23871-80 1 Back Plate Assembly - (NDH Hub Mounting) 2. SB9254 2 Cover Plate - Adjusting Hole 3. SB10954 1 Brake Shoe Kit (includes 2 ...
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Demco KK370SB - page 25
Page 25 SURGE BRAKES P ARTS BREAKDO WN Model DA91 Brake Actuator 1 2 3 4 5 5 6 7 8 2 9 Please order replacement parts by PART NO. and DESCRIPTION. SURGE BRAKES PARTS LIST 1. SB566 1 66" Brake Line 2. 01863 2 Rubber Gommet 3. 02746 1 54" Protective Hose 4. SB7H67 1 7" Brake Hose (rubber) 5. SB541 2 41" Brake Line 6. SB7764 2 Rubb ...
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Demco KK370SB - page 26
Page 26 WIRING OF THE TOWING VEHICLE Connect wiring to towing vehicle, keeping in mind the color code indicated below. 1. Make certain towing vehicle lights are "OFF" . 2. Connect YELLOW wire to left turn signal and stop wire in the left rear of towing vehicle with the wire splicer (01883) supplied. 3. Connect GREEN wire to the right turn ...
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Demco KK370SB - page 27
Page 27 12" 12" C L BACK MEASUREMENT FRONT MEASUREMENT (1/32" to 1/16" less than back measurement) 18" Ground 1. Put a mark on each side of the locking clamp on the tie rod. 2. Loosen the locking nuts on each end of the tie rod and then the six bolts on the tie rod locking clamp. 3. Turn the tie rod whichever direction is n ...
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Demco KK370SB - page 28
Page 28 - KK2WJ 1 Optional Wheel Jack w/ hardware Please order replacement parts by PART NO. and DESCRIPTION. OPTIONAL WHEEL JA CK WHEEL JACK PARTS LIST * All options may not mount on tow dolly simultaneously.* REF. PART NO. NO. QTY. DESCRIPTION 5762 Optional Deflector 1. 02055-30 2 Deflector Framework 2. 02592 4 3/8"-16UNC Nylon Insert Lock N ...
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Demco KK370SB - page 29
Page 29 How satisfied are you with our product? ❍❍ ❍ ❍ How satisfied are you with the dealership/distributor sales staff? ❍❍ ❍ ❍ Dealer/Distributor Name City State How satisfied are you with the company sales staff? ❍❍ ❍ ❍ How satisfied are you with the delivery? ❍❍ ❍ ❍ Did you ha ve an y contact with a Demco Represe ...
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Demco KK370SB - page 30
Page 30 P ostage Dethmers Manufacturing Compan y 4010 320th Street, Box 189 Boyden, Iowa 51234 ...
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Demco KK370SB - page 31
Page 31 1. 00059 4 3/8" Flatwasher 2. 02592 8 3/8"-16UNC Nylon Insert Locknut 3. 01888-30 1 Tool Box 4. 00182 1 Small Hair Pin 5. 02742-30 2 Mounting "Z" Bracket 6. 00907 4 3/8"-16UNC x 1" Hex Head Bolt (gr.5) 7. 02759 2 3/8"-16UNC x 3" Square U-Bolt OPTIONAL WINCH RKTB 1 Optional Tool Box OPTIONAL T OOL BO X ...
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Demco KK370SB - page 32
Page 32 DETHMERS MFG. COMPANY P.O. BOX 189 4010 320th St., BOYDEN, IA. 51234 PH: (712) 725-2311 FAX: (712) 725-2380 TOLL FREE: 1-800-54DEMCO (1-800-543-3626) www.demco-products.com ...
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