ZF / HURTH TRASNSMISSIONS SERVICE MANUAL NUMBER 22
Page 8A-4 90-860074--1 FEBRUARY 2002
Specifications
Operating Specifications
Description Specification
Shifting Pressure At 2000 rpm 21.5-23.5 bar (312-341 psi)
Operating Temperature 54-79 degrees C (130-175 degrees F)
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Temperature Switch Settings
+ / – 10 degrees
87.8 degrees C
(190 degrees F)
110 degrees C
(230 degrees F)
Ratios and Part Numbers
630A
Ratio (Normal) ZF / Hurth Model Number Mercury Marine Part Number
1.5:1 863744T2
2.0:1 863744T3
2.5:1
HSW630A
863744T4
2.7:1 863744T5
630V
Ratio (Normal) ZF / Hurth Model Number Mercury Marine Part Number
1.55:1 863745T2
2.0:1
HSW630V
863745T3
2.5:1 863745T4
1
Ratio may be rounded off in some cases.
Fluid Specifications
NOTICE
Unit Of Measurement: Liters (U.S. Quarts)
All capacities are approximate fluid measures.
NOTE: Use dipstick to determine fluid exact level.
Model
Capacity Fluid Type
630A 4.0 (4-1/2)
630V 4.0 (4-1/2)
Dexron III Automatic Transmission Fluid
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