Service guide
MAH motor
MAH 6.3 - 12.5
Disassembling and assembling
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Service guide | Disassembling and assembling MAH 6.3 - 12.5
Table of Contents Introduction .......................................................................................................................................... 2
1. Disassembling the motor ................................................................................................................. 3
2. Inspection .............................................................................................................................................. 7
3. Assembling the motor ........................................................................................................................ 8
4. Service kit for MAH 6.3 ..................................................................................................................... 13
4.1. Service kit for MAH 12.5 ................................................................................................................... 14
5. Exploeded view MAH 6.3 ................................................................................................................ 15
5.1. Exploded view 12.5 ........................................................................................................................... 16
Introduction
NOTE: If the motor is disassembled within the warranty period, the motor is no longer covered
by the warranty.
This document covers the instructions for
disassembling and assembling the motor
MAH 6.3 - 12.5
Tools needed for disassembling/assembling the MAH 6.3 - 12.5 motor
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180R9152 | AX357937856579en-000402 | 07.2021
Service guide | Disassembling and assembling MAH 6.3 - 12.5
1. Disassembling the
motor
cover.
2. Dismantle front cover using a vice.1. Remove parallel key and unscrew front
4. Remove the two small O-rings from
ange. Remove seal from front cover using
3. Remove shaft seal using two screwdrivers.
a screwdriver.
5. Unscrew the four screws for housing. 6. Remove housing.
180R9152 | AX357937856579en-000402 | 07.2021
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Service guide | Disassembling and assembling MAH 6.3 - 12.5
7. Remove pistons and retaining plate from
cylinder barrel.
8. Remove retaining guide.
10. Remove cylinder barrel.9. Remove pins and springs.
12. Remove guide pin.11. Remove port plate from ange.
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180R9152 | AX357937856579en-000402 | 07.2021
Service guide | Disassembling and assembling MAH 6.3 - 12.5
14. Remove O-ring from port.13 Remove O-ring from ange..
15. Loosen thrust plate using a screwdriver.
Place screwdriver in slot of thrust plate.
17. Wash all parts and replace all seals
(inclusive shaft seal).
Inspect all parts carefully (see ”Inspection”)
and replace any worn parts.
If the motor has failed, the reason for the
failure must be found and xed before the
repaired motor is re-installed.
16. Remove swash plate from housing.
180R9152 | AX357937856579en-000402 | 07.2021
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