Repair
312063Z
37
9. Route wires (S) into cabinet and thread into bundle
as before. Reconnect wires to board.
10. Replace heater shroud.
11. Turn on heaters A and B simultaneously to test.
Temperatures should rise at same rate. If one
heater is low, loosen ferrule nut (N) and tighten
thermocouple housing (H) to ensure thermocouple
tip (T) contacts element (307).
Overtemperature Switch
1. Turn main power OFF
. Disconnect power
supply.
3. Wait for heaters to cool.
4. Remove heater shroud.
5. Disconnect one leadwire from overtemperature
switch (308), F
. 9. Test across switch with
ohmmeter. Resistance must be approximately 0
ohms.
6. If switch fails test, remove wires and screws.
Discard failed switch. Apply thermal compound
110009, install new switch in same location on
housing (301), and secure with screws (311).
Reconnect wires.
NOTE:
If wires need replacement, disconnect from
temperature control board. See T
F
IG
. 9 Thermocouple
309
301
S
N
H
T
307
Apply PTFE tape and thread sealant.
1
1
308
ti7924a
Apply 110009 thermal heatsink compound.
2
2
310
305
Summary of Contents for Reactor H-XP2 Elite
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