Control (Main) Pcb Replacement Instructions - Henny Penny SmartCombi ESC 615 Replacement Instructions Manual

SmartCombi™ & ClassicCombi™ Service

Control (main) pcb replacement instructions

Valid for:
MM202676
Arrangements:
Disconnect the unit from the power supply, to avoid any damages of the pcb! Open front panel.
Pcb´s can be damaged by static charges. Use e.g. an antistatic wristband during the work. If possible
do not touch the surface of the board.!
Note: Two fuses are behind the small protection cover [1]. Checking these first of all. A broken fuse is
possibly the failure cause!
Disassembling:
2
Unit version 20.x
Remove all plugs carefully (mounted from the front).
➢
Depending on the unit type, the number of plugs can be
different.
Remove protection box [2]. (Only at 20.x units)
➢
3
1
Unit version 6.x / 10.x
Example at unit version 6.x / 10.x with single core
temperature probe.
Remove all wires at plug X11 and X16. Using a
➢
"precision" (small) flat head screwdriver remove
each wire from the connector by pressing on the
spring loaded lock on top of each wire (note
down configuration!).
Remove earth screw [3] (interconnects both pcb´s).
➢
5
Remove control pcb from the keyboard pcb.
➢
Unlock (push) each plastic clip [4]and pull out the
➢
relay pcb carefully [5] .Notice! The pcb is connected
to the keyboard pcb by a connector .
No.05 HD_03/2008
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