Effikal Damper - State Water Heaters SandBlaster SBD71 120 Service Handbook

The wiring colors from the damper PC Board are different colors than the wires on the
heater wiring harness. The male/female plugs to connect the damper board to the heater
harness join in only one way.
Service
Switch
Heater
Harness
Effikal Control Cover (Photo of kit mounting)
Adapter not necessary on production 110,111 Series
The heater harness wires still serve the same function:
Black – 24V Constant if high limit closed
Yellow – 24V To damper if the thermostat is closed
Red – 24V From damper to IID if damper closes end switch
White – Neutral (common)
Technical Training Department
Ashland City, TN ©2003
SBD TANK TYPE HEATERS
SERVICE HANDBOOK

EFFIKAL DAMPER

Adapter
Plug
From Heater From Heater From Heater
Male Plug Male Plug Male Plug
Service
Switch
Motor
Lead
Terminal
Effikal Style
Orange Brown Yellow Orange Brown Yellow Orange Brown Yellow
2 2 2
4 4 4
Female Plug Female Plug Female Plug
25
Motor
Damper Damper Damper
2 2 2 1 1 1 3 3 3 4 4 4
Black Black Black
1 1 1
3 3 3
Motor
Lead