Connection Scheme For Pressure Test - AR77.37-P-4205-02V
MODEL 171.4, 172.4
On model 171 use
adapter 171 589 00 91 00 with
test line (4) and
valve block (1) 230 589 00 91 00.
On model 172 use
valve block (1) and
adapter with
test line (4) from 172 589 00 91 00.
Connection diagram shown for model 171
Assignment of hydraulic lines (12, 22, 33, 42, 53) to corresponding hydraulic cylinders:
The hydraulic line numbers (12, 22, 33, 42, 53) are printed on the outer sleeves.
Model 171:
- Hydraulic line no. 12 (12): Front cylinder lock, rod side
Model 172:
- Hydraulic line no. 12 (12): left and right front lock cylinder, rod side
The left and right front lock cylinders are connected parallel on the rod side on model 172.
Model 171, 172:
- Hydraulic line no. 22 (22): Right roof actuation cylinder, rod side
- Hydraulic line no. 33 (33): Left roof actuation cylinder, rod side
- Hydraulic line no. 42 (42): Right tubular frame actuation cylinder, rod side
- Hydraulic line no. 53 (53): Left tubular frame actuation cylinder, rod side