Resumo do conteúdo contido na página número 1
CONSOLE
Geothermal/Water Source Heat Pumps
• R-410A Refrigerant
• 0.75-1.5 Ton Single Speed
Installation Information
Water Piping Connections
Electrical
Startup Procedures
Troubleshooting
Preventive Maintenance
IM1609 10/08
Envision Console Installation Manual
Resumo do conteúdo contido na página número 2
Resumo do conteúdo contido na página número 3
ENVISION CONSOLE INSTALLATION MANUAL Table of Contents Model Nomenclature........................................................... 3 General Installation Information ................................................. 4 Dimensional Data............................................................ 5-11 Installation Steps........................................................... 12-15 System Cleaning and Flushing...................................................16 Open Loop Ground Water Systems .
Resumo do conteúdo contido na página número 4
ENVISION CONSOLE INSTALLATION MANUAL CONSOLES Model Nomenclature 1-2 3 4-5 6 7 8 9 10 11 12 13 14 15-16 17 NC C 09 L 0 1 1 C N N A 1 SS A Family Vintage NC = Envision Console A = Current Non-Standard Option Details Cabinet Configuration SS = Standard Option C = Chassis Only W = Chassis with Cabinet S = Chassis with Slope Top E = Chassis with Extended Slope Top Unit Capacity Air Coil / Insulation Options o MBTUH @ 86 F EWT 1 = Formishield / Extended Range 09, 12, 15, 18 2 = Formishield / Standard
Resumo do conteúdo contido na página número 5
ENVISION CONSOLE INSTALLATION MANUAL General Installation Information Refrigerant Systems Safety Considerations To maintain sealed circuit integrity, do not install service WARNING: Before performing service or main- gauges unless unit opertion appears abnormal. Compare tenance operations on a system, turn off main the change in temperature on the air side as well as the wa- power switches to the indoor unit. If applicable, ter side to the Unit Operating Parameters tables. If the unit’s tu
Resumo do conteúdo contido na página número 6
ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data - Flat Top Cabinet NCW09-18 Overall Cabinet Flat Top A B C D E F G H I J Configuration Grille Grille Width Depth Height Grille Lid Length Width in. 45.0 10.8 25.7 9.2 35.0 6.1 2.3 44.1 10.3 4.3 09-12 cm. 114.3 27.3 65.2 23.4 88.9 15.6 5.8 112.0 26.0 10.9 in. 50.0 12.3 25.7 9.2 35.0 6.1 3.3 49.1 11.8 4.3 15-18 cm. 127.0 31.1 65.2 23.4 88.9 15.6 8.3
Resumo do conteúdo contido na página número 7
ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data - Slope Top Cabinet NCS09-18 Overall Cabinet Slope Top A B C D E F G H I J Configuration Grille Grille Width Depth Height Grille Lid Length Width in. 45.0 11.1 28.6 9.2 35.0 6.1 2.8 44.1 10.3 4.3 09-12 cm. 114.3 28.2 72.6 23.4 88.9 15.6 7.2 112.0 26.0 10.9 in. 50.0 12.6 29.1 9.2 35.0 6.1 2.5 49.1 11.8 4.3 15-18 cm. 127.0 32.0 73.9 23.4 88.9 15.6 6.4
Resumo do conteúdo contido na página número 8
ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data - Extended Slope Top Cabinet NCE09-18 Overall Cabinet Ext. Slope Top A B C D E F G H I J Configuration Grille Grille Width Depth Height Grille Lid Length Width in. 50.0 12.6 29.1 9.2 35.0 6.1 2.4 49.1 12.0 4.3 09-12 cm. 127.0 32.0 73.9 23.4 88.9 15.6 6.1 124.7 30.5 10.9 in. 55.0 12.6 29.1 9.2 35.0 6.1 2.5 54.1 11.8 4.3 15-18 cm. 139.7 32.0 73.9 23.4
Resumo do conteúdo contido na página número 9
ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data - Right Return Controls Detail 8
Resumo do conteúdo contido na página número 10
ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data - Right Return Chassis Data = inches (cm) 9
Resumo do conteúdo contido na página número 11
ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data - Left Return Controls Detail 10
Resumo do conteúdo contido na página número 12
ENVISION CONSOLE INSTALLATION MANUAL Dimensional Data - Left Return Chassis Data = inches (cm) 11
Resumo do conteúdo contido na página número 13
ENVISION CONSOLE INSTALLATION MANUAL Installation Steps Step 1: Unpack Equipment and Inspect for Damage Step 2: Determine Equipment Location • Choose level flooring surface (Correctable with shims. Do not pitch towards drain.) • Location of wall support and fasteners required to secure chassis backplate. • Easy access for both installation and service. • Consider availability and ease of wiring, water piping and condensate drain. • No obstructions to block airflow in front of the unit. Step 3:
Resumo do conteúdo contido na página número 14
ENVISION CONSOLE INSTALLATION MANUAL Installation Steps (cont.) Step 4: Provide Water and Condensate Drain Connections • A two-pipe reverse return piping configuration is recommended as it equalizes the piping circuit lengths and delivers even water flow to each unit. A direct return piping configuration may be used, but it may be difficult to achieve and maintain proper water flow to the units. • An air vent must be installed in the water distribution system. • The supply and return water
Resumo do conteúdo contido na página número 15
ENVISION CONSOLE INSTALLATION MANUAL Installation Steps (cont.) Step 5: Provide Line Voltage Wiring • Check unit data plate located on control side of chassis for ampacity and fuse size. • Remove electrical knockouts from chassis backplate. • Run line voltage wiring through knockout and secure wiring to backplate or disconnect. Step 6: Chassis Installation • Level and secure backplate to wall. • Position the chassis against back plate. Drive (2) screws through holes in lip of backplate into top
Resumo do conteúdo contido na página número 16
ENVISION CONSOLE INSTALLATION MANUAL Installation Steps (cont.) Field Converting Console Chassis is normally configured with controls on right end and piping on left end (see Figure 3 top view). In this position panel number 1 would be positioned against wall or back plate. Unit may also be turned 180° against wall or back plate. In this position controls will be on left end and piping on right end panel number 2 would be positioned against wall or back plate. Chassis must be enclosed with a
Resumo do conteúdo contido na página número 17
ENVISION CONSOLE INSTALLATION MANUAL System Cleaning and Flushing Cleaning and Flushing Figure 7: Flushing with Water Shutoff Valve Equipped Systems Prior to start up of any heat pump, the water circulating system must be cleaned and flushed of all dirt and debris. Return Runout If the system is equipped with water shutoff valves, the supply and return runouts must be connected together at each unit location (This will prevent the introduction of dirt into the unit, see Figure 7). The sy
Resumo do conteúdo contido na página número 18
ENVISION CONSOLE INSTALLATION MANUAL Open Loop Ground Water Systems Always maintain water pressure in the heat exchanger by placing water control valves at the outlet of the unit to prevent mineral precipitation. Use a closed, bladder-type expansion tank to minimize mineral formation due to air exposure. Insure proper water flow through the unit by checking pressure drop across the heat exchanger and comparing it to the figures in unit capacity data tables in the specification catalog. 1.5-2
Resumo do conteúdo contido na página número 19
ENVISION CONSOLE INSTALLATION MANUAL Electrical Connections General Be sure the available power is the same voltage and phase as that shown on the unit serial plate. Line and low voltage wir- ing must be done in accordance with local codes or the National Electric Code, whichever is applicable. 208 Volt Operation All Envision Series 208/230 units are factory wired for 230 volt operation. For 208 volt operation, the red and blue trans- former wires must be switched. Microprocessor Remote Thermos
Resumo do conteúdo contido na página número 20
ENVISION CONSOLE INSTALLATION MANUAL Unit Electrical Data Fan Total Min Max Compressor Rated Voltage Model Motor Unit Circ Fuse/ Voltage Min/Max MCC RLA LRA FLA FLA Amp HACR 208-230/60/1 197/253 6.4 4.1 21.0 0.50 4.6 5.6 10 09 265/60/1* 238/292 na 4.3 22.0 0.50 4.8 5.9 10 208-230/60/1 197/253 7.7 4.9 25.0 0.50 5.4 6.7 10 12 265/60/1* 238/292 na 5.3 22.0 0.50 5.8 7.1 10 208-230/60/1 197/253 9.2 5.9 29.0 0.69 6.6 8.1 10 15 265/60/1* 238/292 na 5.6 28.0 0.65 6.3 7.7 10 208-230/60/1 197/253 10.4 6.7
