80
Insufficient water
circulation from
HEATMOR™.
a) Check circulating
pumps. Replace if
necessary .
b) Line that is kinked.
c) Air in system.
d) Need a larger pump.
e) Lines are too small.
f) Pump has a
restriction in the intake
(piece of plastic or foil).
Contact Your
Local Dealer.
Unbalanced supply water
distribution.
Re-balance and
distribute water from
outdoor furnace.
Balance the system by
adjusting the flows of
water to the different
heating appliances.
Contact your
Local Dealer.
One appliance getting
more than it’s share of
the total flow of hot water.
Balance the system by
adjusting the flows of
water to the different
heating appliances.
Contact your
Local Dealer.
Defective in house
(building) thermostat and
controls.
Replace thermostats
and controls.
Contact your
Local Dealer.
Faulty electrical supply.
Check electrical
connections.
Contact your
Electrician.
Indoor forced air furnace
fan is full of dirt or filter
is plugged and therefore
the air flow is reduced
going through the coil.
Contact your
Local Dealer.
Improper installation of
coil in forced air furnace.
Contact your
Local Dealer.
Too small a coil in forced
air furnace.
PROBLEM
CAUSE
SOLUTION
PROCEDURE
Summary of Contents for 400-4S
Page 1: ...Outdoor Furnaces TM SAVE THESE INSTRUCTIONS...
Page 10: ...5 HEATMOR Stainless Steel Outdoor Furnace Model 400 4S Chapter 1...
Page 73: ...68...
Page 88: ...83 PROBLEM CAUSE SOLUTION PROCEDURE...
Page 92: ...87 Outdoor Furnaces...
Page 93: ...88 NOTES...
Page 94: ...89 wiring diagram...
Page 95: ...90 Revised Manual on 07 11 12...