Table Of Contents - Bard H42AA-B Installation Instructions Manual

CONTENTS
Getting Other Information and Publications .... 3
Wall Mount General Information ......................... 4
Air Conditioner Wall Mount Model Nomenclature ..... 4
Shipping Damage ................................................. 4
General ............................................................... 4
Duct Work ........................................................... 5
Filters ................................................................. 5
Condensate Drain ................................................ 5
Installation ............................................................... 6
Wall Mounting Information .................................... 6
Mounting the Unit ................................................ 6
Wiring - Main Power ........................................... 15
Wiring - Low Voltage Wiring ................................. 16
Dirty Filter Switch and Relay ............................... 16
Economizer Fail Time Delay Relay ........................ 16
Figures
Figure 1 H12 Unit Dimensions ........................... 7
Figure 2 H24-72 Unit Dimensions ...................... 8
Figure 3A H12 Mounting Instructions ................... 9
Figure 3B H24 Mounting Instructions ................. 10
Figure 3C H36 Mounting Instructions ................. 11
Figure 3D H42-72 Mounting Instructions ............ 12
Figure 4 Electric Heat Clearance ...................... 13
Figure 5 Wall Mounting Instructions ................. 14
Figure 6 Wall Mounting Instructions ................. 14
Figure 7 Common Wall Mounting Installations ... 15
Figure 8 Fan Blade Setting .............................. 21
Figure 9A H12AA Wiring Diagram - Top .............. 31
Figure 9B H24,36*A Wiring Diagram - Top ......... 32
Figure 9C H42,48,60A Wiring Diagram - Top ...... 33
Figure 9D H72*A Wiring Diagram - Top .............. 34
Figure 10 H***A Wiring Diagram - Bottom .......... 35
Figure 11 H***A Low Voltage Diagram for Unit
and MV Connections ........................... 36
Manual 2100-647D
Page 2 of 36
Start Up ................................................................... 17
General.............................................................. 17
Topping Off System Charge .................................. 17
Safety Practices ................................................. 17
Important Installer Note ...................................... 17
High Pressure and Low Pressure Switches ............. 18
Three Phase Scroll Compressor ............................ 18
Phase Monitor .................................................... 18
Condenser Fan Operation .................................... 18
Service Hints ..................................................... 18
Sequence of Operation ........................................ 18
Compressor Control Module ................................. 18
Pressure Service Ports ......................................... 20
Service ..................................................................... 21
Fan Blade Setting Dimensions ............................. 21
Removal of Fan Shroud ....................................... 21
R410A Refrigerant Charge ................................... 21
Tables
Table 1 Sequence of Operation ....................... 19
Table 2 Fan Blade Dimension ......................... 21
Table 3 Cooling Pressure ................................ 22
Table 4A Electrical Specifications H**A Series ... 23
Table 4B Electrical Specifications H**L Series ... 24
Table 5 Recommended Airflow ........................ 25
Table 6 Indoor Blower Performance ................. 25
Table 7 Max ESP of Operation Elec Heat Only .. 25
Table 8A H12 Electric Heat .............................. 26
Table 8B H24-72 Electric Heat ......................... 26
Table 9 Optional Accessories .......................... 27
Table 10 Vent and Control Options .................... 28
Table 11 Unit Low Voltage Terminal Connection
Chart - MV Series Controller ............... 29
Table 12 Unit Low Voltage Terminal Connection
Chart - Cooling/Heating Thermostat ..... 30