96-8100 1-15-96
112
MECHANICAL SERVICE
HAAS AUTOMATION, INC.
SERVICE
MANUAL
VF-SERIES
INSTALLATION -
5. Replace the seal around the enclosure's cutout, with the locking tab facing the inside of the machine.
6. Replace the window panel into the seal. The tool can be placed between the window panel and the seal to aid in
replacing the window panel into the seal.
15. HYDRAULIC COUNTERBALANCE
Tools Required
(1) 4x4x14" Head Support Block
Hydraulic Counter Balance Service Kit consists of :
Pressure tank with manifold assembly, prefilled with (2) Quarts DTE-25 Hydraulic Oil.
Hydraulic cylinder with hose attached (if necessary).
15.1 HYDRAULIC TANK REPLACEMENT
REMOVAL -
1. CAUTION! While performing this procedure, the spindle head may drop if the control loses power or alarms.
Raise spindle head by HANDLE JOG up to 14.5" above table. Insert wood block and lower head casting onto it. EMER-
GENCY STOP the machine. Head should rest securely on table block. Power OFF VMC.
NOTE: DO NOT LOWER SPINDLE ONTO BLOCK.
2. Disconnect the two-pin end of the pressure sensor cable(s) to the pressure sensor(s), if tank is equipped with
sensor.
3. Remove cap to Schrader filler valve, attach discharging hose and release any remaining pressure from the tank.
NOTE: Oil may drain out with releasing gas so it is necessary to discharge the system into a container.
4. Disconnect hydraulic hose from the tank assembly.
5. Remove tank assembly from column by removing the four SHCS from tank holding bracket.
INSTALLATION -
6. Connect the hose to the tank before mounting the tank in the inverted position. This prevents hydraulic oil from
spilling.
7. Mount the tank assembly to the column with the tank holding bracket and four SHCS. Ensure the hydraulic hose is
not twisted.
8. Connect the two-pin end of the pressure sensor cable(s) to the pressure sensor(s).
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