Weil-McLain C-1013 - Manual (Page 3)

Insufficient Hot Water - page 3
- Undersized water heater
- Boiler system improperly sized
- Check component parts
- Boiler operating temperature
- Location of flow control devices
- Air in system
- Clean boiler system
Excessive Water Temperature - page 6
- Reduce Stacking
- Lowering boiler operating temperature
- Relocating T-stat bulb
- Reverse boiler piping
- Install thermostatic mixing valve
- Recirculation loop
Boiler Relief Valve Lifting or Weeping - page 7
- Undersized boiler expansion tank
- Faulty boiler expansion tank
- Simulate maximum expansion
- Faulty boiler relief valve
- Faulty boiler fill valve
- Inner tank leak
T&P Relief Valve Lifting or Weeping - page 8
- Undersized or missing domestic side expansion tank
- Faulty domestic expansion tank
- Faulty T&P relief valve
- High domestic supply pressure
- Possible water hammering or pressure spikes
- Boiler operating temperature
Water on the Floor - page 9
- From sources other than the water heater
- T&P valve lifting and discharging
- Loose piping connections
Top of Tank / Insulation Wet - page 10
- From sources other than the water heater
- Loose piping connections
- Leakage from the drywell
Water Smells / Taste Bad - page 11
- Water smells like "rotten eggs"
- Milky water
- Rusty discolored water
Yes
Yes
Yes
Yes
Yes
Yes
Yes
I
NSUFFICIENT
H
OT
W
ATER
E
XCESSIVE
D
OMESTIC
W
ATER
T
EMPERATURE
B
OILER
R
ELIEF
V
ALVE
L
IFTING
OR
W
EEPING
T
EMPERATURE
/
P
RESSURE
R
ELIEF
V
ALVE
L
IFTING
OR
W
EEPING
W
ATER
F
OUND ON
THE
F
LOOR
N
EAR
THE
T
ANK
T
OP OF
T
ANK
/
I
NSULATION
W
ET
W
ATER
Q
UALITY
P
ROBLEMS
2