Clearances - Nortec GS Series GSP Indoor Engineer's Manual

through the roof without any special requirements when using BH venting. Required
vent flue size depends on unit model. All connections to the flue pipes are made
without having to open the humidifier cabinetry.
(3) The GS Outdoor Series comes complete with BH vent, ready for easy assembly.

5. CLEARANCES

(1) The clearance dimensions shown in Figure 4 and 5 are for reference only and are
the minimum requirements for maintenance of the humidifier.
(2) All units have frontal cleaning port access.
(3) For GS 100/200, frontal cleaning port access is required only. For GS 300/400, top
access is accessible from the front without clearance on the left side. For GS
500/600, left side clearance is required to allow cleaning of the back of the heat
exchanger.
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