Specifications

Heat Recovery Package | 11SM CS Series Heat
8 733 920 846 (2014/01)Revised 01-14
To identify a Flash Code number, count the
number of consecutive flashes.
Every time the module powers up, the last ALERT
Flash Code that occurred prior to shut down is
displayed for one minute.Heat Recovery Package
HEAT RECOVERY PACKAGE
Water Tank Preparation
1. Turn off electrical or fuel supply to the water
heater.
2. Attach garden hose to water tank drain
connection and run other end of hose out
doors or to an open drain.
3. Close cold water inlet valve to water heater
tank.
4. Drain tank by opening drain valve on the
bottom of the tank, then open pressure relief
valve or hot water faucet.
5. Once drained the tank should be flushed with
cold water until the water leaving the drain
hose is clear and free of sediment.
6. Close all valves and remove the drain hose.
7. Install HR water piping.
HR Water Piping
All hot water piping MUST be a minimum of 3/8t
O.D. copper tube to a maximum distance of fifteen
(15) feet. For distances beyond fifteen feet but not
exceeding sixty (60) feet use 1/2” copper tube.
Separately insulate all exposed surface of both
connecting water lines with 3/8” wall closed cell
insulation. Install isolation valves on supply and
return to the heat recovery. (Figure #9)
Figure # 9
Concentric water fitting (p/n 520-105) is
recommended.
Hot
Water
Supply
Cold
Water
Supply
T/P Valve
Water Out
Retrun from HRP
Isolation Valves
Concentric Fitting
Part #520105
Tank Drain Valve
Water In
Supply to HRP
Drain Valve
(Optional)
NOTE: Diagram for illustration purposes only.
Ensure access to Heat Pump is not restricted.