Replacing The Print Head - TEC B-450 SERIES User Manual

2. MAJOR UNIT REPLACEMENT

2.4 REPLACING THE PRINT HEAD

CAUTION: 1. NEVER touch the element when handling the print head.
2. NEVER touch the connector pins. Touching them may cause a static elec-
tric discharge which will damage the print head.
1) Push down the head release lever R to open the print head block.
Head Release Lever R
2) Disconnect the two print head harnesses. Then, pull the print head ass'y upward while pulling the
knob.
Print Head Ass'y
Harness
3) Replace the print head with a new one, and then reassemble in the reverse order of removal.
Knob
2-10
2.4 REPLACING THE PRINT HEAD
Print Head Block
Print Head Ass'y
EO18-33003A
Fig. 2-15
Fig. 2-16