
Allied Construction Products, LLC Technical Manual Ho-Pac 300, 300B & 500, 500B
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10.11.2 Valve Port Identification
IMPORTANT
Incorrect combination of motor and flow
regulator valve will result in poor
performance, accelerated wear or damage.
Refer to Sections 12.3.1 & 12.3.2 for help
with verifying the identity of the motor and
flow regulator valve.
The flow regulator valve has a total of four
(4) connection ports. Ports are stamped P1,
P2, T1 and T2.
IMPORTANT
If the motor or flow regulator valve was
replaced, verify correct installation before
pressurizing the hydraulic circuit.
Fig. 10-5
Control Valve Connections
1-Pressure Line I.D. Tag, 2-Valve Part Number,
3-Supply Line (P1) , 4-Return Line (T2)
P1
: Supply oil flow from carrier.
P2
: Regulated oil flow to motor’s inlet port.
T1
:
Return oil flow from motor’s outlet port.
T2
: Return oil flow to the carrier (Tank).
10.12 Tightening Torque
IMPORTANT
Keep fasteners tight. Replacement
fasteners must be the same type and
grade.
1. Clean threaded fasteners and surfaces.
2. Lubricate threads and washer faces with
light coat of grease. Refer to “Additional
Assembly Instructions” in Table 10.1. for
fasteners requiring thread locker.
NOTE
:
After bolt installation, operate the
Ho-Pac for a few hours, then re-check bolt
torques
.
Table 10.1
Tightening Torque
Dia.
Pre-torque
Ft-lbs [N·m]
Final Torque
Ft-lbs [N·m]
3/8”
Install all bolts
and tighten
evenly.
35 [47]
1/2"
80 [108]
5/8”
170 [230]
7/8”
400 [542]
1”
650 [880]
Item
Additional Tightening and
Assembly Instructions
1
Spring Mount (Stud type)
Torque 35 Ft-lbs [47 N·m]
2
Apply Loctite 242
(a)
(a)
Or equivalent. Follow manufacturer’s
directions for use.
Fig. 10-6
Special Tightening Instructions
Summary of Contents for 300
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