Electrical Controls And Wiring; Refrigerant Circuit; Unit Panels - Carrier 48VR Owner's Information Manual

48VR: Owners' Information Manual
The fan must be kept free of all obstructions to ensure proper cooling.
Contact your dealer for any required service.

Electrical Controls and Wiring

Electrical controls are difficult to check without proper instrumentation.
If there are any discrepancies in the operating cycle, contact your local
dealer and request service.
Manufacturer reserves the right to change, at any time, specifications and designs without notice and without obligations.

Refrigerant Circuit

The refrigerant circuit is difficult to check for leaks without the proper
equipment. If inadequate cooling is suspected, contact your local dealer
for service.
!
EXPLOSION AND ENVIRONMENTAL HAZARD
Failure to follow this warning could result in personal injury, death or
property damage.
System under pressure. Relieve pressure and recover all refrigerant
before system repair or final unit disposal. Use all service ports and
open all flow-control devices, including solenoid valves.

Unit Panels

After performing any maintenance or service on the unit, be sure all
panels are fastened securely in place to prevent rain from entering unit
cabinet and to prevent disruption of the correct unit airflow pattern.
6
WARNING