Despatch 926E Equipment Manual (C-155)Rev 2/11 - Manual (Page 46)

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Electronic Control Chassis
Remove the electronic control chassis as follows.
1.
Disconnect AC power.
2.
Remove vent screen from motor compartment.
3.
Remove holding screw located above rear of Watlow 982 control within motor
compartment. (On Models 934, 924, 936, and 926.)
4.
Remove two holding screws on rear of chamber near the serial interface
connector.
5.
Remove holding screws (two on Models 934, 924, 936 and 926 on exterior
bottom of chamber; three holding screws through chassis on Models 925 and
936).
6.
Remove wires connected to terminal strip, or remove screws fastening terminal
block to bulkhead.
7.
Remove control chassis by sliding it towards the front of the chamber.
8.
To replace the control chassis, perform the removal procedure in reverse order.