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DGX Industrial Space Heating
Table of Contents
Installation
Clearance to Combustibles/Service Clearances .. 3
Indoor Unit ............................... 4
Unit Arrangement DB / HZ ................... 5
Diffuser .................................. 6
Remote Panel (TSCP) ...................... 6
Electrical Wiring ........................... 7
Gas Piping ..............................8-9
Start-Up
Blower ................................9-10
Direct Gas ............................11-14
100% Outdoor Air ....................... 11
50/50 Recirculation ..................... 12
Operation
Electrical without 7-Day Timer ............... 15
Electrical with 7-Day Timer ................. 16
Troubleshooting
Blower ................................. 17
Motor .................................. 18
Insufficient Airflow / Too Much Airflow ........ 19
Excessive Noise or Vibration ................ 20
Heater ................................21-23
Maintenance
Routine ...............................24-25
Fall .................................... 26
Reference
Gas Train Layout, 400-800 MBH ............. 27
Gas Train Layout, > 800 MBH ............... 27
Control Center Layout / Dirty Filter Switch ..... 28
Start-Up Check List ....................... 29
Maintenance Log .......................30-31
Warranty ..........................Backcover
Clearance to Combustibles /
Service Clearances
Floor Top Sides Ends
Insulated/
Units
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(0 mm)
0 inches
(0 mm)
0 inches
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0 inches
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Non Insulated
Units
0 inches
(0 mm)
6 inches
(152.4 mm)
6 inches
(152.4 mm)
6 inches
(152.4 mm)
Clearance to combustibles is defined as the minimum distance
required between the heater and adjacent combustible surfaces
to ensure the adjacent surface’s temperature does not exceed
90degrees above the ambient temperature.
Recommended Minimum Service Clearances
Housing 32 and less
42 inches (1066.8 mm)
on the controls side of the unit
Housing 35 and higher
48 inches (1219.2 mm)
on the controls side of the unit
Clearances for component removal may be greater than the
service clearances listed.
®