Nortek AB 175, Установка, эксплуатация и запасные части

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Form I-A C (2-17), Page 14
The burner controls are mounted in the burner control compartment which is an integral
part of the air curtain cabinet and is accessible by opening a hinged lid on the on the
right hand side of the air curtain unit, reference FIGURES 8 & 9 shown below.
FIGURE 8:
Remove two lid retaining screws
(indicated in circles shown) located on the right
hand side on the top of the air curtain cabinet.
FIGURE 9:
The lid assembly
will now swing down for access.
Once open, the following items are now accessible; gas safety valve, ignition controller,
air pressure switch, flame probe, ignition electrode, red & amber neon lamps and
associated wiring. (Reference wiring diagram for locations).
•
Check clearances from combustibles per
Section 4.2
.
•
Verify unit clearances per
Section 4.0
.
•
Verify support structure holding unit can support the load.
•
Verify unit is positioned away from exposure to water spray, rain and
dripping water.
•
Check venting supports and clearances per Section 6.2 .
•
Check piping for leaks and proper gas line pressure. Bleed gas lines of
trapped air.
•
Check electrical wiring, be sure correct wire gauges have been used. A
service disconnect switch should be in place. Verify fuses used are correct
for load use.
The entire gas service installation, including the meter must be inspected, tested and
purged in accordance with the current National Fuel Gas and local codes.
All gas piping was factory checked prior to shipping, however during transit
and installation, connections may have loosened. Check all joints for leakage
and correct if necessary.
WARNING
All components of a gas system must be leak tested prior to
placing equipment in service. NEVER TEST WITH AN OPEN
FLAME. Failure to comply could result in personal injury, property
damage or death.
7.3 Burner Controls
8.0 Pre Startup Check,
Adjustment,
Startup &
Shutdown
8.1 Pre Startup
Check
8.2 Gas Connection
Check
8.3 Gas Piping
Check