Ramsey-winch H-930R DOW-LOK w/Air Shifter for Szummar Manuel d'utilisateur

OPERATING, SERVICE, ANDMAINTENANCE MANUALMODEL H-930R DOW-LOK®EQUIPPEDINDUSTRIAL LOW-MOUNT WINCHPER SZUMMAR SPECIFICATIONSCAUTION: READ AND UNDERSTAND

INSTRUCTIONS FOR OVERHAULRefer to parts lists and parts drawingfor corresponding part numbers.1. Shift clutch into engaged “IN”position. Drain oil fr

3. Slide the locking ring (item #12) from the clutch. NOTE: The lockingring cannot be removed unless the clutch is engaged, with dowelpins (item #96)

6. Remove gear housing cover (item #14) from gear hous-ing (item #19) by removing (8) capscrews (item #48).Thread (2) of the capscrews into the two ta

9. Check gear housing bushing (item #8) and o-ring (item#91) for signs of wear. Replace if necessary by pressing oldbushing from gear housing. Press n

13. Apply grease to end of shaft, opposite gear. Apply greaseto bushing in gear housing (item #19). Place greasedend of shaft through bushing in gear

16. Place winch with gear housing cover down on work bench.Drum shaft should be in a vertical position. Set springs (item#104) into pockets of gear ho

19. Set the yoke (item #35) so that the screw heads (item #60) engage the external groove in the locking ring.Push the clutch housing (item #20) onto

21. Install airshifter bracket (item #40) using (2)capscrews (item #46), reserving the other (2)capscrews to install the cover later. Tighten to 18ft-

Cable Tensioner Overhaul1. Disconnect the air supply from the cable tensioner at the“T” fitting (item #80). It is not necessary to remove thetensioner

17(70 PSI MIN.)(90 PSI MAX.) FOR DISENGAGINGCLUTCH. (CLUTCH IS SPRING ENGAGED)CABLE "OUT" ROTATION(REF) 5/8 DIAMETER CABLEDIMENSIONS SHOWN A

TABLE OF CONTENTSINTRODUCTION . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .1WA

767868321571454571152642957787577751698033976065105788810410996912941163306610616257935438988647040788294655283469355443749692758169397622258657102885

19Item No. Qty. Part No. Description Item No. Qty. Part No. Description1 1 234193 DRUM ASSEMBLY 56 4 414784 CAPSCREW - 7/8-9NC X 2 HX HD GR52 1 265021

NOTES

NOTES

OM-914144-0207-CLIMITED WARRANTYRAMSEY WINCH warrants each new RAMSEY Winch to be free from defects inmaterial and workmanship for a period of one (1)

RAMSEY MODEL H-930 DOW-LOK®PLEASE READ THIS MANUAL CAREFULLYThis manual contains useful ideas in obtaining the most efficient operation from your Rams

HYDRAULIC SYSTEM REQUIREMENTSRefer to the performance charts, below, to properly match your hydraulic system to the H-930 Model winch performance. Th

TECHNIQUES OF OPERATIONThe best way to get acquainted with how your winch operates is to make test runs before you actually use it. Plan your test ina

WINCH MAINTENANCEAdhering to the following maintenance schedule will keep your winch in top condition and performing as it should with a mini-mum of r

ADJUSTING THE OIL COOLED WORM BRAKEThe oil cooled, fully adjustable, automatic worm brake operates in the worm housing lubricant, all parts being subm

6RE-ASSEMBLING AND CHECKING THE BRAKE1. Press brake hub into place over worm shaft and key.2. Assemble balls in slot #1 of cam. Use stiff grease to h

7CONDITION POSSIBLE CAUSE CORRECTIONDry or rusted shaft. Clean and lubricate.Bent yoke or linkage Replace yoke or shaft assemblyDebris in clutch Clean