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Service Guide ML320/ML321
Chapter 3 Maintenance & Disassembly
3.2.08 Transformer
Revs A and B
NOTE:
The transformer contains a built-in temperature fuse. Once the fuse opens, the transformer
MUST be replaced.
The Rev A, B, and C transformers are NOT compatible with the Rev D transformer.
The transformer shown in the diagram is the Rev A and B transformer. This unit has been
replaced by the Rev C unit, shown on the following pages.
Perform these procedures first:
- 3.2.01 (
)
- 3.2.04 (
)
- Disconnect the cable (1) from the filter assembly.
- Disconnect the cable (2) from the power supply board.
- Remove the screw (3) and detach the grounding wire (4).
- Insert a straight-slot screwdriver into the chassis from the bottom.
(5 shows location)
- Push the lock spring (6) on the transformer and detach the lock spring from transformer
clamp A (7).
- Lift the A side of the transformer and detach it from the transformer clamp B (8).
