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Marvair Classic AVPA/HVPA/HVPSA Heat Pump I&O Manual
11/2017 Rev. 7
Chapter 6 - Periodic Maintenance Requirements
6.1 Scheduled Maintenance ......................................................................................................................... 42
Chapter 7 - Warranty Information
7.1 Standard Product Warranty ...................................................................................................................... 43
Exploded Views & Parts Lists
...................................................................................................................... 44
Appendix A - Installation Instructions of Field Installed Electric Heat ......................................................... 44
f
igures
Figure 1
PC Control Board ................................................................................................................... 14
Figure 2
Enthalpy Sensor Temperature Control Points ......................................................................... 16
Figure 3
Fresh Air Hood Damper .......................................................................................................... 22
Figure 4
Heat Pump Wall Mounting Detail ........................................................................................... 23
Figure 5a
Humidity Control Wiring Detail ............................................................................................. 26
Figure 5b
Thermostat Connection Diagram ............................................................................................ 26
Figure 6
Temperature Sensor Wires - Modulating HGR Valve ............................................................ 29
Figure 7
Desired Temperature Set Point - Modulating HGR Valve ..................................................... 29
Figure 8
Damper Adjustment ................................................................................................................ 30
Figure 9
Damper Air Path ...................................................................................................................... 31
Figure 10
Typical Configuration for Single Element Heater .................................................................. 35
Figure 11a Typical 1ø Electrical Schematic Diagram
Heat Pump (Models AVPA) with Manual Outside Air Damper ............................................ 37
Figure 11b Typical 208/230v. 3ø Electrical Schematic Diagram
Heat Pump (Models AVPA) ................................................................................................... 38
Figure 11c Typical 460v. 3ø Electrical Schematic Diagram
Heat Pump (Models AVPA), with the PC Control Board ....................................................... 39
Figure 11d Typical Electrical Schematic Diagram
Heat Pump (Models HVPA) with Manual Outside Air Damper ............................................ 40
Figure 11e Typical Electrical Schematic Diagram
Heat Pump (Models HVP) with Economizer .......................................................................... 41
T
ables
Table 1a
CFM @ External Static Pressure - AVPA ............................................................................... 6
Table 1b
CFM @ External Static Pressure - HVPA & HVPSA ............................................................ 6
Table 2a
Ship Weight - AVPA ................................................................................................................... 6
Table 2b
Ship Weight - HVPA & HVPSA ................................................................................................ 7
Table 3
Filter Sizes - AVPA, HVPA & HVPSA ...................................................................................... 7
Table 4a
Minimum Clearances - AVPA .................................................................................................. 18
Table 4b
Minimum Clearances - HVPA ................................................................................................. 18
Table 5
Voltage Limitations .................................................................................................................. 19
