Troubleshooting - U-Line H-2917 Manual

Figure 3
1. Locate and remove the Allen wrench from its clip on
the truck body. (See Figure 3)
2. Loosen the screws on the front and back of each
fork of the truck. (See Figure 4)
3. Slide each fork to the desired position. (See Figure 5)
OPERATING ISSUE
The forks do not lift to
maximum height
The forks do not lift
when the handle is
in lifting position
The forks drop after
every pump stroke
The forks do not lower
The forks drop when the handle
is in the neutral position
Forks lift when the handle is in
the neutral position
Oil leaks from the pump
PAGE 3 OF 15
ADJUSTING FORK WIDTH
Figure 4

TROUBLESHOOTING

Air in the hydraulic system
Insufficient hydraulic oil
Insufficient hydraulic oil
Valve chain or setting screw are
out of alignment
Leak from valve cone (No. 16) assembly
Air in the hydraulic system
Leak from valve cone
Valve chain or setting screw are
out of alignment
Valve chain or setting screw are
out of alignment
Leak from the valve cone
Leak from the seal rings
Valve chain or setting screw are
out of alignment
Seal ring damaged or worn out
Figure 5
4. Tighten the screws on each fork of the truck.
(See Figure 6)
5. Return the Allen wrench to its clip on the truck body.
(See Figure 7)
CAUSES
1-800-295-5510
uline.com
Figure 6
RECOMMENDATIONS
Expel the air (as noted in Maintenance)
Remove the oil plug (No. 25) and add oil
Remove the oil plug (No. 25) and add oil
Adjust the valve chain with adjusting nut
(No. 71) or adjust the setting screw (as noted
in Operation)
Replace steel ball (No. 19)
Expel the air (as noted in Maintenance)
Replace valve cone (No. 16) valve housing
(No. 17), O-ring (No. 18) and O-ring (No. 13)
Adjust the valve chain with adjusting nut
(No. 71) or adjust the setting screw (as noted
in Operation)
Adjust the valve chain with adjusting nut
(No. 71) or adjust the setting screw (as noted
in Operation)
Replace valve cone (No. 16), valve housing
(No. 17), O-ring (No. 18) and O-ring (No. 13)
Replace cup packing (No. 43)
Adjust the valve chain with adjusting nut
(No. 71) or adjust the setting screw (as noted
in Operation)
Replace O-ring (No. 32) and (No. 38)
Figure 7
0521 IH-2917