Removing & Installing Heater & Ntc - Bosch SHI4302 Manual
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Also See for SHI4302:
- Repair manual (87 pages) ,
- Troubleshooting tips (37 pages) ,
- Troubleshooting tips (40 pages)
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VI.
Component Access/Replacement
VI.
Component Access/Replacement
Heaters &
Heaters &
Removing & Installing Heater & NTC:
Remove two (2) T-20 Torx screws
holding heater assembly to sump.
Disconnect wires from heater, flow
switch, NTC & Hi-Limit after noting
connections.
Pull clips, then carefully pull heater
assembly from sump & pump.
heater comes as an assembly (with
housing & gasket).
HINT: If needed, use rinse-aid to lubricate gaskets to make
it easier to assemble heater to sump and pump.
Heater assembly
Softer bearing & non-softer bearing heater
NOTE:
assemblies are connected to circulation pumps differently:
• Softer bearing models (UC/11 & above) have gasket
assembled to heater and have a separate hose clamp
(order # 172272).
• Older models (UC/06) have a separate gasket and do
not have a hose clamp.
Heater assemblies contain NTC's, Hi-Limit's & flow switches (& aqua
HINT:
sensors where applicable). If heaters are replaced, these parts are replaced too.
NTC's
–
Removal & Installation (1)
NTC's
–
Removal & Installation (1)
Remove heater screws
Note
Hose clamp
bearing" heater
50
NOTE: Softer bearing &
non-softer
heater
assemblies,
circulation pumps and
sumps cannot be mixed
and matched.
bearing heaters don't fit
in
older
models
older heaters don't fit in
softer bearing models.
Pull clips
Remove heater
"Softer
bearing
Softer
and
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Troubleshooting
