Roberts Gorden NDUSTRIA NHE Series Installation, Operation & Service Manual page 66

Gas-fired, low intensity unitary heater for harsh environments
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NHE-S
I
, O
ERIES
NSTALLATION
PERATION AND
Blower Scroll, Wheel and
Motor
Burner Cup and Orifice
Electrode
Thermostat
Suspension Points
Decorative and Protective
Grille (optional)
Lower Clearance Shield
(optional)
Wall Tag
Safety Labels
62
S
M
ERVICE
ANUAL
Compressed air or a vacuum cleaner may be used to clean dust and dirt.
Clear of obstructions (even spider webs will cause problems).
Carefully remove any dust and debris from the burner.
Replace if there are cracked ceramics, excessive carbon residue, or erosion
of the electrode.
The electrode gap should be 1/8" (3.2 mm).
There should be no exposed wire or damage to the thermostat.
See Page 56, Section 10.
Make sure the heater is hanging securely. Look for signs of wear on the chain
or ceiling. See Page 14, Figure 13.
The grille must be securely attached.
Check that the side reflector extensions are installed correctly and secured in
place if necessary. (Decorative grille only.)
See Page 38, Section 7 .5 and Page 40, Section 7 .6.
Make sure shield is installed correctly and secured in place if necessary.
(Decorative grille only.) See Page 39, Section 7 .5.2.
The lower shield must be securely attached. Inspect shield support straps
and lower clearance shield anchor points. See Page 38, Section 7 .4.
Make sure shield is installed correctly and secured in place if necessary.
See Page 38, Section 7 .4.
If wall tag is present, make sure it is legible and accurate. Please contact
NDUSTRIA or your NDUSTRIA
tag. See Page 3, Section 2.1.
Product safety signs or labels should be replaced by the product user when
they are no longer legible. Please contact NDUSTRIA or your NDUSTRIA
independent distributor to obtain replacement signs or labels. See Page 2,
Figure 1 through Page 3, Figure 2.
independent distributor, if you need a wall

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