Reznor UDAS Unit Installation Manual - Manual (Page 29)

Page 29
FIGURE 18 - Location of Controls
10.1 Maintenance
Schedule
Maintenance Schedule - The following procedures should be carried out at least
annually (See FIGURE 18 and Paragraphs 10.2.1 - 10.2.14.):
• Clean all dirt, lint, and grease from the combustion air opening
(Standard Power Vent) and venter assembly.
• Clean all dirt, lint, and grease from the fan blade, fan guard, and
motor.
• Check the heat exchanger both internally and externally.
• Check the burner for scale, dust, or lint accumulation. Clean if
needed.
• Check gas valve to ensure that gas flow is being shutoff completely.
• Check the vent or vent/combustion air system for soundness. Clean
openings. Replace any parts that do not appear sound.
• Check the wiring for any damaged wire. Replace damaged wiring.
(See Paragraph 7 for replacement wiring requirements.)
NOTE: If replacement parts are required, use only factory-authorized
parts.
Electric Box - Separated
Combustion units only
Remove cover to connect
supply and access disconnect
switch wires. Always replace
cover.
Transformer
Disconnect Switch
Separated Combustion
Units only
Interlock Door Switch
Separated Combustion
Units only
Separated Combustion
Unit has a combustion
air pipe (not shown)