Table of Contents
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Table of Contents
Troubleshooting
Related Manuals for Heat Controller H 006
Summary of Contents for Heat Controller H 006
- Page 1 HEAT CONTROLLER, INC. Installation, Operation and Maintenance Manual HC Series 1/2 to 5 Tons Commercial Water Source Heat Pumps HEAT CONTROLLER, INC. 1900 Wellworth Ave., Jackson, Michigan 49203 • Ph. 517-787-2100 • Fax 517-787-9341 • www.heatcontroller.com THE QUALITY LEADER IN CONDITIONING AIR...
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Page 2: Table Of Contents
MODEL NOMENCLATURE—COMMERCIAL Model Type Supply Air Configuration T = Topflow – Vertical Only H = Horizontal S = Straight Discharge V = Vertical B = Back Discharge V = Top and High Static Z = Straight and High Static Unit Size Y = Back and High Static MBTUH 006 (HCH) Only... - Page 3 Safety CAUTION: Indicates a potentially hazardous situation or Warnings, cautions and notices appear throughout this an unsafe practice, which if not avoided could result in manual. Read these items carefully before attempting any minor or moderate injury or product or property damage. installation, service or troubleshooting of the equipment.
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Page 4: General Information
If not filed within 15 days, the freight company can deny the claim without recourse. Note: It is the responsibility of the purchaser to file all necessary claims with the carrier. Notify Heat Controller, Inc. of all damage within fifteen (15) days of shipment. � CAUTION! �... -
Page 5: Vertical
UNIT PHYSICAL DATA HC Series GC Physical Data Model H 006 H/V 009 H/V 012 H/V 018 H/V 024 H/V 030 H/V 036 H/V 042 H/V 048 H/V 060 Compressor (1 each) Rotary Recip Scroll Factory Refrigerant Charge Vertical - (oz) [kg] 14 [.40]... -
Page 6: Horizontal Dimensional Data
Horizontal Dimensional Data GC Dimensions Water Connections Electrical Knockouts Overall Cabinet Discharge Connections Return Connection Water 1 - In 2 - Out duct flange (± 0.10 in, ± 2.54mm) using return air opening Horizontal Model 1/2" cond 1/2" cond 3/4" cond Size Power Supply... - Page 7 Vertical Upflow Dimensional Data Water Connections Electrical Knockouts Vertical Overall Cabinet Discharge Connection Return Connection Upflow duct flange installed (±0.10 in, ±2.54mm) using return air opening Water Model 1/2" cond 1/2" cond 3/4" cond Size Power Supply Supply Return Return Width Depth Height Condensate Voltage...
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Page 8: Dimensional Data
HORIZONTAL INSTALLATION Horizontal Unit Location Mounting Horizontal Units Units are not designed for outdoor installation. Locate Horizontal units have hanger kits pre-installed from the the unit in an INDOOR area that allows enough space factory as shown in figure 1. Figure shows a typical for service personnel to perform typical maintenance or horizontal unit installation. - Page 9 HORIZONTAL INSTALLATION Figure 3: Typical Horizontal Unit Installation 3/8" [10mm] threaded rods (by others) Return Air Thermostat Stainless steel braid hose Wiring Power Wiring Optional Balancing Valve Supply Air Optional Low Pressure Drop Water Control Valve Unit Power Building Loop Flexible Duct Insulated supply duct with Connector...
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Page 10: Field Conversion Of Air Discharge
FIELD CONVERSION OF AIR DISCHARGE Figure 4: Left Return Side to Back Overview Horizontal units can be field converted between Remove Screws Water side (straight) and back (end) discharge using the Connection End instructions below. Note: It is not possible to field convert return air Return Air between left or right return models due to the necessity of refrigeration copper piping changes. -
Page 11: Duct System Installation
HORIZONTAL INSTALLATION Condensate Piping – Horizontal Units Always vent the condensate line when dirt or air Units are typically installed directly above each other on can collect in the line or a long horizontal drain line successive floors with condensate drains located near is required. -
Page 12: Vertical Unit Location
VERTICAL INSTALLATION Figure 7: Vertical Unit Mounting Vertical Unit Location Units are not designed for outdoor installation. Locate the unit in an INDOOR area that allows enough space for service personnel to perform typical maintenance or repairs without removing unit from the mechanical room/ closet. - Page 13 VERTICAL INSTALLATION Sound Attenuation for Vertical Units Condensate Piping – Vertical Units Sound attenuation is achieved by enclosing the unit Vertical units utilize a condensate hose inside the within a small mechanical room or a closet. Additional cabinet as a trapping loop; therefore an external trap measures for sound control include the following: is not necessary.
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Page 14: Piping Installation
Tighten steel fittings as necessary. Figure 11: Supply/Return Hose Kit Optional pressure-rated hose assemblies designed specifically for use with Heat Controller units are available. ������ Similar hoses can be obtained from alternate suppliers. ������ �����... - Page 15 .5 gpm per ton [. and 4.5 l/m per kW] of cooling required on all piping surfaces to eliminate condensation capacity. Heat Controller recommends gpm per ton (extended range units required). Metal to plastic threaded [. l/m per kW] for most applications of water loop heat joints should never be used due to their tendency to leak pumps.
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Page 16: Water Quality Standards
WATER QUALITY STANDARDS Table 3: Water Quality Standards Water Quality Closed Open Loop and Recirculating Well Parameter Material Recirculating Scaling Potential - Primary Measurement Above the given limits, scaling is likely to occur. Scaling indexes should be calculated using the limits below. pH/Calcium Hardness pH <... - Page 17 ELECTRICAL - LINE VOLTAGE Electrical - Line Voltage � WARNING! � All field installed wiring, including electrical ground, must comply with the National Electrical Code as well as all WARNING! To avoid possible injury or applicable local codes. Refer to the unit electrical data for death due to electrical shock, open the fuse sizes.
- Page 18 ELECTRICAL - POWER WIRING Figure 16: Series Single Phase Line Voltage � WARNING! � Field Wiring. Three phase wiring is similar WARNING! Disconnect electrical power except that all three power wires are directly source to prevent injury or death from connected to the contactor.
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Page 19: Electrical - Low Voltage Wiring
ELECTRICAL - POWER & LOW VOLTAGE WIRING Figure 17: PSC Motor Speed Selection Connect the blue wire to: H for High speed fan M for Medium speed fan L for Low speed fan Medium is factory setting Fan Motor ELECTRICAL - LOW VOLTAGE WIRING Thermostat Connections The thermostat should be wired directly to the CXM board. - Page 20 ELECTRICAL - LOW VOLTAGE WIRING Figure 22: Slow Closing Valve Wiring (Typical) Accessory Connections A terminal paralleling the compressor contactor coil has been provided on the CXM control. Terminal “A” is designed to control accessory devices, such as water valves. Note: This terminal should be used only with 4 Volt signals and not line voltage.
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Page 21: Thermostat Wiring
ELECTRICAL - THERMOSTAT WIRING Thermostat Installation through the middle of the back plate. Mark the position The thermostat should be located on an interior wall in of the back plate mounting holes and drill holes with a a larger room, away from supply duct drafts. DO NOT /16”... - Page 22 TYPICAL WIRING DIAGRAM - HCH/HCV UNITS WITH CXM BOARD (SINGLE PHASE)
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Page 23: Cxm Controls
Note: This jumper should only be clipped design conditions. under extenuating circumstances, as recommended by Heat Controller technical services. Anti-short cycle protection: The control features a 5 Not Clipped = 0°F [-1°C]. Clipped = 10°F [-1°C]. minute anti-short cycle protection for the compressor. - Page 24 SAFETY FEATURES - CXM CONTROLS High pressure switch: When the high pressure switch opens c) In cooling mode with compressor energized, FP is due to high refrigerant pressures, the compressor relay is less than 40°F [4.5°C] for 0 continuous seconds. de-energized immediately since the high pressure switch is in series with the compressor contactor coil.
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Page 25: Unit Start-Up And Operating Conditions
4. Verify that all strainers are in place (Heat Controller the units. Refill the system and bleed off all air. recommends a strainer with a #0 stainless steel wire . -
Page 26: Unit And System Checkout Procedure
UNIT STARTING AND OPERATING CONDITIONS DO NOT use “Stop Leak” or similar chemical agent in this air is purged from the system. Air in the system can system. Addition of chemicals of this type to the loop water cause poor operation or system corrosion. �... -
Page 27: Unit Start-Up Procedure
UNIT START-UP PROCEDURE 5. Two factors determine the operating limits of Heat water flow by comparing unit pressure drop across Controller heat pumps, (a) return air temperature, the heat exchanger versus the data in table 8. and (b) water temperature. When any one of these Heat of extraction (HE) can be calculated and factors is at a minimum or maximum level, the other compared to submittal data capacity pages. - Page 28 UNIT OPERATING CONDITIONS Table 8e: HCH_HCV Coax Water Pressure Table 9: Water Temperature Change Through Heat Exchanger ° ° ° °...
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Page 29: Operating Pressures
UNIT OPERATING CONDITIONS NOTE: Table 1 include the following notes: • Airflow is at nominal (rated) conditions; • Entering air is based upon 70°F (1°C) DB in heating and 80/67°F (7/1°C) in cooling; • Subcooling is based upon head pressure at compressor service port;... -
Page 30: Preventive Maintenance
PREVENTIVE MAINTENANCE Water Coil Maintenance Air Coil Generally water coil maintenance is not needed for The air coil must be cleaned to obtain maximum closed loop systems. However, if the piping is known to performance. Check once a year under normal operating have high dirt or debris content, it is best to establish a conditions and, if dirty, brush or vacuum clean. -
Page 31: Functional Troubleshooting
FUNCTIONAL TROUBLESHOOTING Fault Htg Clg Possible Cause Solution Main power Problems Green Status LED Off Check Line Voltage circuit breaker and disconnect Check for line voltage between L1 and L2 on the contactor Check for 24VAC between R and C on CXM Check primary/secondary voltage on transformer HP Fault-Code 2 Reduced or no water flow... -
Page 32: Performance Troubleshooting
FUNCTIONAL TROUBLESHOOTING Check G wiring at heat pump. Jumper G and R for fan Only Compressor Runs Thermostat wiring operation. Jumper G and R for fan operation. Check for Line voltage Fan motor relay across BR contacts. Check fan power enable relay operation (if present) Fan motor Check for line voltage at motor. -
Page 33: Troubleshooting Form
Customer: _____________________________________ Antifreeze: ________________________ Model#: ________________________ Serial#: ________________ Loop type: _______________ TROUBLESHOOTING FORM Complaint: ________________________________________________________________________ HEATING CYCLE ANALYSIS - °F SUCTION COIL °F °F COMPRESSOR Refrigerant Type EXPANSION COAX DISCHARGE VALVE °F °F °F °F FLASH FP2: HEATING °F °F GAS LINE LIQUID LINE SENSOR... - Page 34 Specifications and performance data subject to change without notice. 1900 WELLWORTH AVENUE • JACKSON, MICHIGAN 49203 THE QUALITY LEADER IN CONDITIONING AIR visit us at www.heatcontroller.com *97B0016N01* 97B0016N01 JPC 11/05 7953-4006...