Page 18
23/03/01
ASSEMBLY INSTRUCTIONS FOR: Ca 7s / BCa 7s
Legend:
1.1 Power Switch ON/OFF.
1.2 Summer / Winter Switch.
1.3 High Limit STB Test
Switch.
1.4 Boiler Limit Thermostat.
1.5 Boiler Thermostat Stage 1.
1.6 Boiler Thermostat Stage 2.
1.8 Hours Run Meter Stage 1.
1.8a Frequency of Switching
Stage 1 (optional).
1.9 Hours Run Meter Stage 2.
1.9a Frequency of Switching
Stage 2 (optional).
1.14 Boiler Limit Thermostat
(for operation at 110ºC (optional
extra).
1.20 Burner Lock-out Lamp
1.21 High Limit Lamp.
1.23 Fuse 6.3A.
K2B Instrument Control Panel - Internal Wiring Diagram
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