Roadmaster Sterling All Terrain Owner's Manual
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Roadmaster Sterling All Terrain Owner's Manual

Roadmaster towing systems owner's manual
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Summary of Contents for Roadmaster Sterling All Terrain

  • Page 1 Quality Towing Systems since 1974...

  • Page 2: Important Notice

    Welcome to the ROADMASTER family! This manual has been prepared to acquaint you with the installation, operation, care and maintenance of your tow bar, and to provide you with important safety information. Read your owner’s manual cover to cover. Understand how to install and operate your tow bar, and carefully follow the instructions and safety precautions.

  • Page 3: Table Of Contents

    Safety definitions ... inside front cover Safe towing practices ... 2-4 Installer’s safety checklist ... 4-5 Installing the ‘quick-disconnect’ system ... 6-8 Connecting and disconnecting Connecting the tow bar ... 8-11 Disconnecting the tow bar ... 12 Wiring instructions Wiring a four-wire system ... 13-14 Your tow bar serial number…...

  • Page 4: Safe Towing Practices

    — no Failure to do so can cause severe tire The Sterling All Terrain tow bar is Unless the tow bar — check the continued on next page...
  • Page 5 Safe towing practices continued from preceding page Additionally, check the tow bar bracket every 3,000 miles — inspect for any fractures or cracks in the steel, or any visible damage. Do not tow if the tow bar bracket is damaged. Additionally, check the torque on all bolts.

  • Page 6: Installer's Safety Checklist

    The motorhome receiver hitch must have a minimum capacity of no less than the weight of the towed vehicle and all its contents. (The Sterling All Terrain tow bar is rated at a maxi- continued on next page...

  • Page 7: Installer's Safety Checklist

    Advise the owner to use 6,000 pound or higher rated safety cables. Six-thousand pound-rated safety cables are provided with the Sterling All Terrain; if the safety cables are ever replaced, use only 6,000 pound or heavier rated safety cables. •...

  • Page 8: Installing The 'Quick-Disconnect' System

    Installing the ‘quick-disconnect’ system Your ROADMASTER tow bar is equipped with an ex- clusive “quick-disconnect” (or, “QD”) system. Before con- necting the tow bar to the vehicle, first install the com- ponents of the QD system to the mounting bracket.
  • Page 9 Installing the ‘quick-disconnect’ system continued from preceding page cable anchor “E” to part “A,” and cable anchor “F” to part “B,” using the supplied ½" x 1" bolts and nuts. Do not tighten any of the bolts — leave them loose for now —...

  • Page 10: Connecting The Tow Bar

    (“QDs”) and the QD bases. Note: the quick-disconnect system is not used with ROADMASTER ‘MS’ or ‘MX’ series mounting brackets. In- stead, the tow bar is connected directly to the mounting bracket with the base pins and linch pins.
  • Page 11 Connecting the tow bar continued from preceding page CAUTION Attach the tow bar so that the locking mechanisms Rotate both arms up, until they are vertical. tow bar in folded position stinger Figure 6 release latch and locking mechanisms point up and the release latch are pointing up, as shown in Figure 6.
  • Page 12 Connecting the tow bar continued from preceding page pin with a linch pin (Figure 9) or optional padlock. The linch pin must be locked. The ring (Figure 9) is spring-loaded — it must be snapped over the pin, as shown in Figure 9, with the curved side of the linch pin touching the ring (as shown in Figure 10), in order to keep the base pin secure.
  • Page 13 Connecting the tow bar continued from preceding page When you drive away, steer briefly to the left and then to the right, to extend, self-center and lock the tow bar. Always stop at this time. Check the tow bar to ensure that both arms are locked, before assuming highway speed.

  • Page 14: Disconnecting The Tow Bar

    5. Remove the base pins and store the tow bar on the motorhome by reversing the connection procedure (un- der “Connecting the tow bar”). ROADMASTER recommends replacing at least one of the linch pins with a padlock (part number 301, 302 or 308) to prevent accidental release or theft.

  • Page 15: Wiring Instructions

    Wiring instructions The Sterling All Terrain tow bar comes equipped with a fully-wired motorhome-to-towed vehicle electrical cord — simply plug the cord into the sockets on the motorhome and the towed vehicle. If you should need to rewire the plugs and sockets, follow the instructions below for a four-wire system, or the instructions on pages 14 and 15 for a six-wire system.

  • Page 16: Wiring A Four-Wire System

    Wiring instructions — four-wire system continued from preceding page shown in Figure 13. Or, wire the socket to match the ex- isting wiring on the motorhome. 4. Tighten all the set screws, and check each wire to ensure that it is secure. Apply a clear silicone sealant around each wire entry and set screw indentation —...
  • Page 17 Wiring instructions — six-wire system continued from preceding page 5. If your motorhome does not have the correct wiring socket already, you can replace it with the new socket for the six-wire cord, and connect the appropriate wires to the new socket, according to Figure 15. 6.

  • Page 18: Safety Cables

    “pole vault” the towed vehicle. • Some ROADMASTER tow bar mounting kits with removable arms use two safety cables on each side. If two sets of safety cables are required, both must be used.

  • Page 19: Proper Installation Of Safety Cables

    Proper installation of safety cables Some ROADMASTER tow bar mounting brackets with removable arms, such as the ones in Figures 16 and 17, use both a long safety cable and a short safety cable on each side.

  • Page 20: Proper Installation Of Safety Cables

    Proper installation of safety cables continued from preceding page bolted directly to the frame of the towed vehicle and do not require short safety cables. If your ROADMASTER bracket kit contains short safety cables, refer to the installation instructions for complete information. WARNING...

  • Page 21: Stay Within The 'Safe Zone

    If the tow bar is not within the Safe Zone, you must pur- chase a hitch accessory to raise or lower the hitch receiv- er. ROADMASTER has three accessories available — Hi- Low Hitches, Hi-Low Drops, and Dual Hitch Receivers —...

  • Page 22: Care And Cleaning

    Care and cleaning As is the case with most precision equipment, frequent cleaning and care results in better performance and longevity. Use the fol- lowing guidelines to keep your tow bar clean and well-lubricated. Always clean the tow bar before lubricating. Use a water-solu- ble cleaner such as Voom RV (part number 9911) —...

  • Page 23: Limited Warranty

    Limited Warranty WARRANTY WARRANTY OF CONFORMITY AT TIME OF SALE ROADMASTER, Inc. warrants that at the time of sale of this product it will be free from defects in material and manufacture and will conform to ROADMASTER’S specifications for the product.
  • Page 24 QD base pin 910027 910653 910657 with chain (2) 910029 Quality Towing Systems since 1974 ROADMASTER, Inc. • 5602 N.E. Skyport Way • Portland, OR 97218 • 800-669-9690 • Fax 503-288-8900 • www.roadmasterinc.com © 2007 ROADMASTER, Inc. All Rights Reserved 853326-01 05/2007...

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