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6-10
4. MAIN PUMP
STRUCTURE (1/2)
This variable displacement piston pump consists of steering pump and loader pump.
1)
L1
L2
B1
X1
L3
B2
X2
S1
L4
S2
E/G
B2
L3
L4
B1
L1
L2
S1
S2
X1
X2
Hydraulic circuit
75796WE88
Port
Port name
Port size
B1
Pressure port
SAE 1"
B2
Pressure port
SAE 1"
S1
Suction port
SAE 2"
S2
Suction port
SAE 1 1/2"
L1, L3
Case drain port
M22
×
1.5
L2, L4
Case drain port
7/8-14UNF-28
X1, X2
Pilot pressure port
M14
×
1.5
Summary of Contents for HL955
Page 557: ...7 6 MEMORANDUM MEMORANDUM ...