AERCO ECS Retrofit - Manual (Page 40)

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Figure 4-5. Typical (B+) Helitherm Heater Flow Meter Location – Front View
FRONT
COMPRESSION FITTING
(1/4" NPT x 1/2" TUBE)
INLET TUBE
FLEXIBLE OUTLET TUBE
COMPRESSION FITTINGS
(1/2" NPT x 1/2" TUBE)
COLD WATER
INLET
DRAIN WITH
MODIFIED
NIPPLE
COMPRESSION FITTINGS
(1/2" NPT x 1/2" TUBE)
FLOW METER
REAR
COMPRESSION FITTING
(1/4" NPT x 1/2" TUBE)
TO ECS
CONTROL
BOX
Figure 4-6. Typical (B+) Helitherm Heater Flow Meter Location – Bottom View