Optional Accessories; Hp21 Check Points - Lennox HP21 Series Installation Instructions Manual

Indoor Unit
1 − Clean or change filters.
2 − Adjust blower speed for cooling. Measure the pressure
drop over the coil to determine the correct blower CFM.
Refer to the unit information service manual for pressure
drop tables and procedure.
3 − Belt Drive Blowers − Check belt for wear and proper
tension.
4 − Check all wiring for loose connections
5 − Check for correct voltage at unit (blower operating).
6 − Check amp−draw on blower motor
Unit nameplate_________ Actual ____________.

HP21 Check Points

Job Name
Job Location
Installer
Unit Model No.
Nameplate Voltage
Rated Load Ampacity
Maximum Fuse or Circuit Breaker
Electrical Connections Tight?
Indoor Blower RPM
Cooling
Liquid Line Pressure
Heating
Liquid Line Pressure
Refrigerant Lines: Leak Checked?
Service Valves Fully Opened?
Sequence of Operation
Heating Correct
Start−up and Performance Check List
Job No.
Serial No.
Compressor
Indoor Filter Clean?
S.P. Drop Over Indoor (Dry)
Vapor Pressure
Vapor Pressure
Properly Insulated?
Service Valve Caps Tight?
Cooling Correct
Page 22

Optional Accessories

Refer to the Engineering Handbook for optional accesso-
ries that may apply to this unit. The following may or may
not apply:
D Loss of Charge Kit
High Pressure Switch Kit
D
Compressor Monitor
D
Compressor Crankcase Heater
D
Hail Guards
D
Mounting Bases
D
Timed Off Control
D
D Stand−off Kit
Sound Cover
D
Low Ambient Kit
D
City
City
Outdoor Fan
Outdoor Coil Entering Air Temp.
Refrigerant Charge Checked?
Refrigerant Charge Checked?
Voltage With Compressor Operating
Thermostat
Calibrated?
Date
State
State
Service Technician
Supply Voltage (Unit Off)
Outdoor Fan Checked?
Properly Set? Level?