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° °
Heat 1Heat 2Heat 3Heat 4Heat 5Heat 6
11, 13 and 16-30 ton Units
Thermostat Control Wiring
Piping Sizing Examples
=×BTU
ftMBH
MBH
Inlet and Manifold Pressures
Gas Pressure Regulator & Overpressure Protection Device
Piping Supports
Additional Gas Piping Considerations
Leak Testing
Water-Source Heat Pump Applications
Open Loop Applications
Freezing Water in the Heat Exchanger
Water Piping
Status Display Screens
System Setting Screens
LED Flash Alarm Codes
Operation
Air Flow Adjustment
Step 1: Determine the new required pitch for the fan blades
Step 2: Maintain the balance of fan
Step 3: Determine the direction of rotation
Step 4: Determine the bushing mount location
Step 5: Determine the pin location groove
Step 6: Determine whether the pin is in the HUB or RET
Step 7: Determine the current blade pitch and the pin location for the new blades
Step 8: Replace fan blades in the new pin location and reassemble the fan
Before Charging
Checking Liquid Sub-Cooling
Checking Evaporator Superheat
Adjusting Sub-cooling and Superheat Temperatures
° ° ° ° °
Note
Removal
Reinstallation
Removal
Reinstallation
Removal
Reinstallation
soft non-metallic
Quarterly
Recommended Coil Cleaner – Step 1
Recommended Chloride Remover – Step 2
Warranty Protection – Step 1
Warranty Protection – Step 2
Allowed Chemical Cleaners and Procedures
#1 Simple Green
#2 Water Flush
Application Examples
Other Coil Cleaners
Roofing
Lubrication
Removal (6-25 and 30 tons)
All dimensions are in inches and are height x length. Layouts are viewed from the upstream side of the cooling coil.