Maintenance
!WARNING
Hazardous Service Procedures!
The maintenance and trouble- shooting procedures recommend- ed in this section of the manual could result in exposure to electri- cal, mechanical or other potential safety hazards. Always refer to the safety warnings provided throughout this manual concern- ing these procedures. When possi- ble, disconnect all electrical power including remote discon- nects before servicing. Follow proper lockout/tagout procedures to ensure the power can not be in- advertently energized. When nec- essary to work with live electrical components, have a qualified li- censed electrician or other indi- vidual who has been trained in handling live electrical compo- nents perform these tasks. Failure to follow all of the recommended safety warnings provided, could result in death or serious injury.
Service Access
To access the unit for water balancing, motor access or other
1Remove the end pocket front panel.
2Remove the return air grille by re- leasing the mounting screws.
3If there is no shelving or other ob- structions, removing the end panel may allow more access.
Periodic Maintenance
The following maintenance sugges- tions apply to all types of unit ventila- tors, chilled water, hot water, split systems and electric. Additional infor- mation for controls not supplied by The Trane Company should be ob- tained from the controls manufactur- er.
Split system unit ventilators include a condensing unit and the instructions provided with the condensing unit will apply to the entire refrigerant system.
Filters
The air filters supplied with Trane UV’s are specially designed for high lint content. Depending upon room condi- tions, these filters will normally need to be replaced every 4 to 8 weeks. To assure proper unit operation, inspect the filters monthly and clean or re- place as required.
Overloaded filters will reduce unit air handling capacity, which may result in insufficient heating during the morn- ing
Filter Replacement
The air filter on the vertical unit is lo- cated near the bottom of the unit Filter sizing may be found on Table G1.
.
1To remove the filters,
2Slide the filter out of the filter rack on the bottom of the unit.
3Replace old filter with new filter and
CAUTION
Equipment Damage!
Do not operate unit without filters or grilles in place. Failure to do so may cause equipment failure
Cleaning of the Drain Pan
The unit ventilators drain pan is re- movable for periodic cleaning or easy access for maintenance/drainage is- sues. Use Figure 16, and the steps be- low for removing the drain pan.
1Turn off power to the unit and re- move the front panel.
2Disconnect the condensate drain line from the
3Disconnect fan plug.
4Remove (4) pan clips located at each end of the pan’s front.
5Slide out fan board.
6Remove drain pan for cleaning.
7When reinstalling, reverse se- quence.
Slide out fanboard
3 4
1
2
Figure 16: Removal of drainpan
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