Service manual

CLIMATEMASTER WATER-SOURCE HEAT PUMPS
Vertical Stack
Rev.: 11/09/12
38
ClimateMaster Water-Source Heat Pumps
Table 8: Building Commissioning Limits
Table 9: Water Temperature Change Through Heat Exchanger
Piping System Cleaning and Flushing - Cleaning and fl ushing the WLHP piping system is the single most important
step to ensure proper start-up and continued effi cient operation of the system. Do not fl ush through chassis koax.
Follow the instructions under ‘System Cleaning and Flushing’ to properly clean and fl ush the system.
PIPING SYSTEM CLEANING AND FLUSHING
BUILDING COMMISSIONING
ALL TRM MODELS
Cooling °F [°C] Heating °F [°C]
AMBIENT MIN - MAX DB 45-110 [7-43] 40-85 [4.5-29]
RETURN AIR MIN DB/WB 60/45 [16/7] 40 [4.5]
RETURN AIR MAX DB/WB 100-83 [38-28] 80 [27]
STANDARD UNIT ENTERING
WATER MIN* - MAX
40-120 [4.5-49] 60-90 [16-43]
EXTENDED RANGE UNIT** EN-
TERING WATER MIN* - MAX
30-120 [-1-49] 20-90 [-6.7-32]
*- Requires optional insulation package when operating below the dew point
**- Requires antifreeze, optional insulation package and jumper clipped.
UNIT OPERATING LIMITS
ALL TRM MODELS
Cooling °F [°C] Heating °F [°C]
AMBIENT MIN - MAX DB 50-100 [10-38] 50-85 [10-29]
RETURN AIR MIN DB/WB 65/60 [18/15.5] 50 [10]
RETURN AIR MAX DB/WB 95/75 [35/24] 80 [27]
STANDARD UNIT ENTERING
WATER MIN* - MAX
50-120 [10-49] 60-90 [16-43]
EXTENDED RANGE UNIT** EN-
TERING WATER MIN* - MAX
30-120 [-1-49] 20-90 [-6.7-32]
*- Requires optional insulation package when operating below the dew point
**- Requires antifreeze, optional insulation package and jumper clipped.
Table 8A: Unit Operating Limits