Final Check-Out - Nordyne O4LD-140A-16F Installation, Operation And Maintenance Manual

Problem
Supply air
temperature too cool.
(continued)
Supply air
temperature too cool
during first moments
of furnace cycle.

21. FINAL CHECK-OUT

Before the final test cycle, carefully examine
the complete heating system for leaks. Be
sure that the vent connector joints are
screwed together and properly
The hot vent can be checked with a lit taper
for signs of air movement
seams.
Ensure that all safety devices and electrical
components have been set for normal
operation. Ensure that
connections are tight and that the wiring
secure.
IMPORTANT:
Please ensure that the homeowner is
informed and understands:
1. where the circuit breaker
located in the main electrical panel.
2. where the furnace switch is located, and
the switch "on" and "off" positions if not
obvious.
3. where the oil shut-off valve from the oil
storage tank is located.
4. how to operate the thermostat, and other
related accessories.
5. how to operate the manual reset button
on the primary control, and especially
when not to push the reset button.
6. how and where to visually
venting system for leaks or other
problems.
7. how to inspect, clean and replace the air
filter, and other homeowner
maintenance procedures.
8. who to call for emergency service and
routine annual service.
Possible Cause
Excess air flow.
Excessive duct losses.
Fan control "fan on"
setting too low.
Excessive duct losses.
supported.
around joints or
all electrical
or fuse is
inspect the
Check system temperature rise. Slow down blower fan
if necessary.
Check supply air ductwork. Seal leaky joints and
seams. Insulate ductwork if necessary.
Increase differential between fan control "fan off" and
"fan on" settings. Register air deflectors may help.
Check supply air ductwork. Seal leaky joints and
seams. Insulate ductwork if necessary.
9. the terms
manufacturer's warranty
contractor's warranty.
NOTES:
is
17
Remedy
and conditions of the
and the
152B0801