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OM-6611 201 233A
September 2004
Description
Two-Wheel Trailer For Engine-Driven
Welding Generators
RCT-224 Trailer
This Trailer Is Not Compatible With Equipment
Made Prior To Serial No. LB033208
Visit our website at
www.MillerWelds.com
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From Miller to You Thank you and congratulations on choosing Miller. Now you can get the job done and get it done right. We know you don’t have time to do it any other way. That’s why when Niels Miller first started building arc welders in 1929, he made sure his products offered long-lasting value and superior quality. Like you, his customers couldn’t afford anything less. Miller products had to be more than the best they could be. They had to be the best you could buy. Today, the people that bu
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TRAILER TOWING SAFETY PRECAUTIONS TRAILER TOWING can be hazardous. WARNING In trailer towing, as in most driving situations, exposure to certain hazards occurs. Trailer towing is safe when precautions are taken. The following safety information is only a summary of the more complete information found in the Safety Standards listed at the end of these precautions. Read and follow all Safety Standards. In addition, the end user must check and comply with all federal, state, and local laws before u
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Couplers INCORRECT SIZE OR RATING OF HITCH can cause trailer to break loose from towing vehicle. 1. Be sure towing vehicle hitch is correct type, size, and rating to Clevis match coupler. 2. Be sure the hitch is properly installed onto towing vehicle. OR 3. On optional ball couplers, always insert hitch safety pin before Trailer towing. Tongue Lunette 4. Make sure hitch and ball are properly sized and match each Eye other. Ball Safety Pin WHEELS MUST BE CHOCKED when trailer is uncoupled from veh
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LOOSE OR INCORRECT HARDWARE AND FASTENERS can cause injury and damage. 1. Periodically double-check all nuts and bolts for tightness and condition. Grade Marks. 2. If necessary, always replace any fastener with one of equal size, grade, and type. Manufacturer’s 3. Be sure the grade marks on replacement fastener match the Identification Mark original bolt. The manufacture’s identification mark is not critical and does not matter for the replacement fastener. PRE-TOWING CHECKLIST Check gross tra
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Section 1 − ASSEMBLY SAFETY PRECAUTIONS 1-1. Symbol Usage Means Warning! Watch Out! There are possible hazards with this procedure! The possible hazards are shown in the adjoining symbols. Marks a special safety message. This group of symbols means Warning! Watch Out! possible FAL- LING EQUIPMENT and TILTING OF TRAILER hazards. Consult Means “Note”; not safety related. symbols and related instructions below for necessary actions to avoid the hazards. 1-2. Assembly Hazards The symbols shown
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SECTION 2 − SPECIFICATIONS This trailer is not compatible with equipment made prior to Serial No. LB033208. NOTE 2-1. Trailer Specifications Specification Description Gross Axle Weight Rating 2700 lb (1225 kg) Gross Vehicle Weight Rating 2500 lb (1134 kg) Net Payload 2250 lb (1021 kg) Road Clearance Unloaded: 8 in (203 mm); Loaded: 6-1/2 in (165 mm) Height Of Bed Unloaded: 12 in (305 mm); Loaded 10-1/2 in (267 mm) Track (Center To Center) 49-1/2 in (1257 mm) Standard Tires B-78-13C Weight Net:
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SECTION 3 − ASSEMBLY This trailer is not compatible with equipment made prior to Serial No. LB033208. NOTE All directions are given as facing the towing vehicle. The word “front” means the hitch end of the trailer. 3-1. Preparing Unit For Kit Installation Stop engine, and let cool. Disconnect battery negative (−) cable. Do not weld on base. Weld- ing on base can cause fuel tank fire or explosion. Weld only on the four mounting brackets or bolt unit down. Go to Section 3-2 if mounting brack
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3-2. Mounting Wheels And Brackets On Axles Use hardware in Red bag to mount wheels. 1 Wheel 4 2 Hub 3 Lug Nut Install wheels on hubs. Install lug . nuts and tighten to 70 ft lb (95 N m). 6 1 5 4 Mounting Bracket 5 1/2-13 x 1-1/2 in Screw 2 6 1/2 ID Flat Washer 7 1/2 ID Lock Nut Attach mounting brackets to brack- ets on axle. Save remaining hard- ware to mount unit on trailer (see Section 3-7). 7 Do not tighten hardware until 6 unit is mounted on trailer (see Sections 3-7 and 3-8). 3 Tools
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3-4. Installing Hitch And Safety Chains Lunette Eye Hitch Optional Ball Hitch 8 5 3 7 4 3 9 5 4 6 2 9 6 2 8 10 11 1 Tools Needed: 5/8, 3/4 in 11/16, 3/4 in Ref. 802 813 Use adequate blocks or lifting de- 7 Lunette Eye Hitch 10 Ball Hitch (Optional) vice to support frame while instal- ling parts. 11 Safety Pin 8 1/2-13 x 4 in Screw Support trailer with jack. Block Attach hitch to tongue as shown using sup- wheels. 9 1/2 ID Lock Nut plied 1/2 in hardware. Make sure bolts are 1 Wheel Block ins
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3-5. Installing Taillight And Sidelight Wiring Brown And Green Leads 2 Brown And Yellow Leads Brown Lead Use tab connectors to splice sidelight brown leads to taillight brown leads. Tuck connector through hole in frame. Brown Lead 1 Slide clips on frame to secure wiring. Tools Needed: 802 814 Support trailer with jack. Block ward right wheel and brown and yellow leads and yellow leads. Discard green and yellow wheels. along axle to left wheel. Secure wiring to axle leads. with supplied cable
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3-6. Installing Wiring Harness Tab Connectors Disconnect vehicle wiring harness plug from trailer wiring connector before NOTE beginning installation. Use wiring harness tab connectors only with insulated wires. 1 3 4 5 2 Ref. S-0448 1 Connector Insert unstripped tap wire into other channel Use pliers to push contact down flush with until it hits internal stop. top of connector. 2 Run Wire 4 Contact 3 Tap Wire Place unstripped run wire in slotted channel. 5 9 Inch Linemans Pliers Close top cover
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3-7. Mounting Welding Generator This trailer is not compatible with equipment made prior to Serial No. LB033208. NOTE Recommended Lifting Procedure Do not use lifting eye to lift unit dur- ing this procedure. Mounting the unit requires removal of center up- right hardware and lifting eye will not safely support unit with hardware removed. Use equipment of adequate capacity to lift the generator. Support front of trailer with jack. Support rear of trailer with blocks. Block wheels. If t
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3-8. Tightening Trailer Hardware Final-tighten trailer hardware installed in earlier steps to torque values shown. Tighten to 30 ft lb . (41 N m). Tighten lug nuts to 70 ft . lb (95 N m). Tighten to 75 ft lb . (102 N m). Tighten to 150 ft lb . (203 N m). Tighten to 150 ft lb . (203 N m). Tighten to 30 Tools Needed: . ft lb (41 N m). 1/2, 9/16, 3/4, 15/16 in Tighten to 75 ft . lb (101 N m). 9/16, 3/4, 15/16 in 802 817 / 802 818 OM-6611 Page 12
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3-9. Mounting Fenders 4 3 2 1 5 7 8 4 6 8 8 9 9 7 Tools Needed: 1/2, 9/16 in 802 818 4 3/8 Star Washer Mount front and rear fender brackets using Use hardware in green bag to mount supplied 3/8 in self-tapping screws, star fenders 5 Light Bracket washers, and existing holes in welding gen- erator base. The front and rear fender brackets are 6 Fender not interchangeable. Be sure to install star washers between rear 7 3/8-16 x 1-1/2 Screw fender brackets and base, and between 1 Front Fender B
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3-10. Installing Taillight And Sidelight Wiring 2 4 5 6 7 Tools Needed: 3 1 8 9 2 7/16, 9/16, 10 mm 1/4 in Wiring Connections: Sidelight RIGHT Green Right Stop/ Short Tab Lead Signal Lamps Lead Connector (Green) Left Stop/ To Vehicle To Trailer Brown Lead Signal Lamps (Yellow) Taillights Taillights (Brown) Brown Lead Tab Short Ground Yellow Connector (White) Lead Lead White Ground Lead (Ground To Trailer Frame) LEFT Sidelight 802 074-A / 802 818 Support trailer with jack. Block 8 Sidelight I
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3-11. Maintenance Do not use trailer if any part is damaged or not working properly. When performing NOTE maintenance, check trailer for worn, damaged, or non-working parts. Check for free rotation of assemblies mounted on bushings or bearings. Support trailer with jack. Block wheels. Do not put any body part un- der trailer while lifting or per- forming maintenance. Once a year, lubricate all moving parts on trailer with SAE 20W oil. Lubricate more often if trailer is ex- posed to elements
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3-12. Torquing Wheel Bearings Loss of control hazard. To prevent injury and damage, check and repack wheel bearings once a year or ev- ery 12,000 miles (19,500 km), whichever comes first. Use proper equipment to lift and support unit. Do not put any body part under trailer while lifting or performing maintenance. Torque wheel bearings when- ever hub nut is removed or hub is too loose. Repack bearings according to Section 3-11. 0.01 in (0.2 mm) endplay maximum Check hub endplay. If loose,
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Notes OM-6611 Page 17
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SECTION 4 − PARTS LIST 9 Hardware is common and not available unless listed. 8 5 6 7 4 3 2 1 12 9 10 14 11 13 15 16 802 736 −A Figure 4-1. Complete Assembly OM-6611 Page 18
