Graco Reactor E-10 Instructions-Parts List Manual page 46

Repair
8. Reassemble in reverse order. Mount tem-
perature display so Heater Power switch off
(0) position is at left when facing control
panel.
F . 10. Temperature Sensor
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Replace Function
Knob/Potentiometer
1. See Before Beginning Repair, page 41.
Relieve pressure, page 29.
2. Remove access cover (39) from back of
control module.
3. Disconnect potentiometer wires from J2 on
control board (406). See F
4. See F . 11. Remove two setscrews (416a)
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and pull function knob (416) off potentiome-
ter (404) shaft.
5. Remove nut (N, part of 404) and detent
plate (415).
6. Install new potentiometer (404) in reverse
order. Position potentiometer so slot (S) is
horizontal. Position knob (416) so pointer
46
66e
424
66g
66d
TI7067b
. 12.
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(P) faces up. Install knob on shaft so slot
(S) engages alignment pin in knob. Push
knob onto shaft against detent spring
before tightening setscrews (416a).
7. Reconnect potentiometer wires to J2 as
shown in F . 12.
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311075V