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Documents & Manuals

Find all the essential guides in one place.

Tensioning Guide
Belt-diagram
C-120 pulleys
+ 13 more

Work Order Templates

Pre-built workflows to keep your asset running smoothly.

Daily Electrical System Inspection
Replace Roller and Pulley
Install Engine B-120
+ 29 more

Procedures

Integrate maintenance plans directly into your work orders.

Motion Industries
Applied Industrial Technologies
Electrical Brothers
+ 5 more

Parts

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Drive Motor
B2 Rollers
Tensioning System
+ 40 more

Carrier HVAC Unit 48TFF008

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Maintenance Plans for Carrier HVAC Unit Model 48TFF008

Integrate maintenance plans directly into your work orders in MaintainX.

Combustion-Air Blower Maintenance

Inspection and Cleaning Frequency

Inspect blower wheel every fall and periodically during heating season

For the first heating season, inspect blower wheel bimonthly

Inspect Blower Wheel

Shine a flashlight into draft hood opening

Is cleaning required?

Cleaning Procedure

Slide burner access panel out

Remove the 6 screws attaching induced-draft motor housing to vestibule plate

Run this procedure

1 Yearly Condenser Coil Cleaning

Inspect coil monthly

Clean condenser coil annually, and as required by location and outdoor air conditions

One-Row Coils Cleaning

Wash coil with commercial cleaner

Clean outer surfaces with a stiff brush

2-Row Coils Cleaning

Turn off unit power

Remove top panel screws on condenser end of unit

Remove condenser coil corner post

Run this procedure

Evaporator Coil Cleaning

Turn unit power off

Remove evaporator coil access panel

If economizer is installed, remove economizer

Disconnect Molex plug

Remove economizer mounting screws

Remove filters from unit

Clean coil using a commercial coil cleaner or dishwasher detergent

Wash both sides of coil and flush with clean water

Backflush toward return-air section to remove foreign material

Run this procedure

Evaporator-Fan Speed Adjustment

Preparation

Shut off unit power supply and install lockout tag

Fan Speed Adjustment

Loosen belt by loosening fan motor mounting plate nuts

Loosen movable pulley flange setscrew

Adjust movable flange to change fan speed

Set movable flange at nearest flat of pulley hub and tighten setscrew

Pulley Alignment

Loosen fan pulley setscrews

Run this procedure

Condenser-Fan Adjustment

Shut off unit power supply and tag disconnect

Remove condenser-fan assembly

Loosen fan hub setscrews

Adjust fan height as shown in Fig. 48

Tighten setscrews

Replace condenser-fan assembly

Run this procedure

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Carrier HVAC Unit 48TFF008

Manual for Carrier HVAC Unit 48TFF008

Complete asset maintenance, one click away

Documents & Manuals

Work Order Templates

Procedures

Parts

Maintenance Plans for Carrier HVAC Unit Model 48TFF008

Unlock efficiency with MaintainX Assist

More from Carrier

Explore Other Assets

Unlock
efficiency with MaintainX Assist