54
Part No. 6-847703-00 Rev. C00
Service Procedures
Figure 27
RED
YELLOW
GREEN
RED
YELLOW
GREEN
RED
RED
“EMPTY”
“IN USE”
“READY”
“EMPTY”
“IN USE”
“READY”
CONTROL BOARD
POWER SUPPLY
BOTTOM CABINET
POWER SUPPLY
CONNECTOR
“RESERVE IN USE”
PRESSURE SWITCH
RIGHT BANK
FRONT PANEL LIGHTS
LEFT BANK
FRONT PANEL LIGHTS
“RESERVE LOW”
PRESSURE SWITCH
(from HP reserve header)
AC INPUT POWER
LINE
NEUTRAL
GROUND
BLACK (PIN 5)
WHITE (PIN 6)
RED (PIN 3)
BROWN (PIN 7)
BLUE (PIN 1)
GREEN (PIN 2)
BLACK (PIN 5)
WHITE (PIN 6)
RED (PIN 3)
BROWN (PIN 7)
GREEN (PIN 2)
BLUE (PIN 1)
BLACK
BLACK
VIOLET
BLUE
VIOLET
BLUE
WHITE
RED
WHITE
RED
WHITE
RED
WHITE
RED
WHITE
RED
WHITE
RED
VIOLET
BLUE
FIELD WIRING
(POLARITY NOT IMPORTANT)
(FIELD WIRING)
SWITCHES
RED
RED WHITE
WHITE
1 2 3 4 5 6
7 8
“RESERVE IN USE”
“RESERVE LOW”
RIGHT “SECONDARY SUPPLY”
SOLENOID VALVE
PRESSURE SWITCH
PRESSURE SWITCH
LEFT “SECONDARY SUPPLY”
Wiring Diagram