Heater - Graco REACTOR E-20 Repair Manual

Heater

Heater Element
1. Turn main power OFF
supply.
2. Relieve pressure, page 9.
WARNING
Read warnings, page 7. Wait for heaters to cool before
repairing.
3. Wait for heaters to cool.
4. See F . 14. Remove tape and wire connector (63,
IG
not shown), and disconnect heater element wires
(W) from heater wire harness. Test with ohmmeter.
Resistance must be 21-25 ohms for 2550W ele-
ment, and 30-34 ohms for 1500W element.
5. If heater fails test, remove temperature sensor (211)
to avoid damage.
6. Remove heater element (207) from tube (201). Be
careful not to spill any fluid left in tube.
7. Install new heater element (207), holding mixer
(202) so it does not interfere with Thermocouple (P).
8. Reinstall temperature sensor, page 41.
9. Reconnect wires and secure with connector (63)
and electrical tape.
40
. Disconnect power
W
214
P
211
202
208
F . 14. Heater (Model 245962 Shown)
IG
Repair
207 205 213
210
206
P
211
86
203
201
TI2512b
309574L