Rinnai E50CRN Installation & Servicing Instructions Manual page 93

2
3
Boiler basic piping
Compression fittings.
Parts:
1. Nut
2. Ferrule
3. Fitting
Fitting instructions:
1 2
1. Push the complete
2. Turn the nut handtight
3
3. Use 2 wrenches, one
Plumbing Kit installation
P
Low Loss Header
T
V1
Service valve
11
1
i
NOTICE
Clean pipe ends tho-
roughly. The outside
sur face has to be
smooth before fitting.
fitting over the pipe as
far as possible. Ferrule
should be over the
!
pipe completely.
clockwise.
pounds (ft lb) / 1327 inch-pounds (in lb). Failure to follow these
instructions may result in leakage causing property damage
and would not be covered under warranty.
to hold the fitting on
its place, the other
for tighten the nut
i
clockwise in 3/4 turn.
sure the gauge is fi tted leak free and that the handles are secured
with the supplied nuts.
1. shut off valve
2. system circulator
3. check valve
4. balancing valve
5. boiler drain valve
6. dirt trap
7. air separator
8. automatic fi ll valve
9. back fl ow preventer
10. expansion tank
11. bypass for system cleaning
V2
Service valve
7
6
8
10
4
4
2
8 5
3
6 7
Do not overtighten these fi ttings when
WARNING
connecting fl ow and return pipe to the
plumbing kit. Max. 150Nm / 100 foot-
* After installation of the plumbing kit to the
boiler the pressure gauge and both handles
NOTICE
of the service valves must be mounted. Be
5
9
1
1. Plumbing kit
2. Safety valve
3. Drain and Purge connection
4. Bronze adapter fi ttings
5. Service valves*
6. Flow 1 1/4"
7. Return 1 1/4"
8. Pressure gauge*
fi g. 5
fi g. 6
93