Sunex Tools 4902A User manual

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 1 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 2 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 3 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 4 rev. 06/20/07
Reservoir could be overfilled-
With jack upright; remove filler screw or filler plug, open release and SLOWLY
push jack ram into lowered position. Any excess oil will run out fill hole.
Replace filler screw or filler plug when oil has stopped flowing.
The Jack could be low on oil-
With jack in upright position and ram fully lowered, remove filler screw or filler
plug and fill reservoir with clean hydraulic jack oil — correct oil level is reached
when oil level is at bottom edge of fill hole.
Valve might not be closing-
Make certain release valve is closed. Starting with ram in fully lowered posi-
tion, SLOWLY raise ram out to full height. Open release valve and push ram
down into lowered position. Jack should now operate properly.
The jack could be low on oil-
With jack in upright position and ram fully lowered, remove filler screw or filler
plug and fill reservoir with clean hydraulic jack oil — correct oil level is reached
when oil level is at bottom edge of fill hole.
Handle lowers under load Will not work in horizontal
position
TROUBLESHOOTING TIPS
SOLUTIONS
3
3 3
3
3
3 3
3
3
Will not lift full height
Will not lower completely
Will not lift load
Pump Feels “spongy”
under load
Handle raises under load
Operating Instructions • Warning Information • Parts Breakdown

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 5 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 6 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 7 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 8 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 9 rev. 08/01/06

4902A, 4904A, 4906A, 4908A, 4912A, 4913A, 4920A, 4923A 10 rev. 08/01/06