Hawk-industries Hawkjaw Sr. Manual 100K-2GSR Serial Numbers 101 to Manuel d'utilisateur Page 75

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Trouble
Shooting
Trouble Shooting
pletely full of contaminants. If the red indicator
button on the hydraulic filter body pops up, change
the filter element. See Filter Maintenance.
Check that no hissing sound comes from the Winch
On or Winch Off button. An air hose is broken,
switched or disconnected if there is a hissing sound.
Locate the leak, and replace the hose or connect the
hose properly. See Drawings.
Check that the Winch On and Winch Off button air
valves work. Disengage the winch. See Installation.
Push in the button. Air should sound like it is being
sharply inhaled. Release the button. Air should
sound like it is being sharply exhaled. If these
sounds do not occur, replace the Winch On and/or
Winch Off button air valve. See Drawings.
Check the Winch sandwich valve H6 flow setting.
No fluid will flow to the Winch if the flow setting is
rotated clockwise to refusal. See Trouble Shooting,
"Winch moves at an undesired speed".
Use a 7/32" allen wrench to adjust the Winch sand-
wich valve H6 flow settings at each end. See
Drawings. Rotate clockwise to reduce speed and
counter-clockwise to increase speed of the winch on
and off the pipe. Use Winch On and Winch Off to
test. Repeat process if necessary.
Troubleshooting 75
Problem Remedy
The Tilt Cylinder moves at an undesired
speed.
The low torque warning poppet pin #061-30064 and
#061-20238 poppet seat may have seal damage or the
bellville springs #061-022S need replacement or
correct placement. See Drawings. To check poppet
seal damage, refer to page 24 for LOW TORQUE
WARNING TEST #1 PROCEDURES.
The low torque warning small "U" cup seal is
leaking. Replace the seal. Make sure the seal is
installed with the top of the "U" facing in. Order
Hawk # 061-LTW-RK. See Drawings. Refer to
LOW TORQUE WARNING TEST #2 PROCE-
DURES.
The Low torque warning system Test #1
has failed.
The Low torque warning system Test #2
has failed.
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