Danfoss H1T 045 - H1 T Tandem Pump Schematics

H1T Tandem Pumps Schematics
The schematics below show the function of an H1 tandem axial piston variable displacement pump with
electric displacement control (EDC) and optional control cut-off valve.
045/053 Tandem
P106 148E
M4
M5
M5
M4
M3
L3
MBMC
MA
MD
C
D
B
A
E
X7
C1
C2
C1
C2
CW
CW
Flow
out C
Flow
out A
060/068 Tandem
M5
M4
A
MA
MD
D
B MB
MC
C
M5
M4
H1 Tandem
E
M3
ccw
flow out B flow out D
C1 C2
M14
C1C2
M14
1
2
Supply/Ground
CONTROL SOLENOID C1
Ground/Supply
1
2
Supply/Ground
Ground/Supply
CONTROL SOLENOID C2
1
2
Supply/Ground
CONTROL SOLENOID C2
Ground/Supply
1
2
Supply/Ground
Ground/Supply
CONTROL SOLENOID C1
X7
1 2
Supply/Ground Ground/Supply
CCO SOLENOID
1 2
Supply/Ground Ground/Supply
BRAKE SOLENOID
L1
L3
P109541
Service Manual
H1T 045/053, 060/068 Axial Piston Tandem Pumps
Introduction
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Danfoss | September 2020 AX152886481761en-000405 | 11