ValueJet 1304 Service manual
AP-74109 Rev 1.1 4-50
4.4.4 Replacing Heater and Thermistor Assembly
(1) Replacing After-heater
1. Remove the media guide F.
"4.2.7 Removing Media Guide F" p.4-16
2. Remove the connectors from both AFT_H relay assembly and AFT_T relay assembly.
3. Remove the after-heater and thermistor.
4. To reassemble the unit, reverse the removal procedure.
Wipe the grease away from the heater attachment area before installing it.
(2) Replacing Pre-heater
1. Remove the media guide R2.
"4.2.8 Removing Media Guide R2" p.4-17
2. Remove the connectors for PRE_H relay assembly and PRE_H2 relay assembly.