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INSTALLATION INSTRUCTIONS
PACKAGED HEAT PUMP
S26H1-A
S43H1-A
S26H1-B
S43H1-B
S26H1-C
S43H1-C
S31H1-A
S49H1-A
S31H1-B
S49H1-B
S31H1-C
S49H1-C
S38H1-A
S61H1-A
S38H1-B
S61H1-B
S38H1-C
S61H1-C
Refer to Supplemental Instruction 7960-593 (latest revision)
for dedicated dehumidification information.
WALL MOUNTED
Models:
S26H1DA
S26H1DB
S26H1DC
S31H1DA
S31H1DB
S31H1DC
S38H1DA
S38H1DB
S38H1DC
Bard Manufacturing Company, Inc.
Bryan, Ohio 43506
www.bardhvac.com
S43H1DA
W26H1-A
S43H1DB
W26H1-B
S43H1DC
W26H1-C
S49H1DA
W31H1-A
S49H1DB
W31H1-B
S49H1DC
W31H1-A
S61H1DA
W38H1-A
S61H1DB
W38H1-B
S61H1DC
W38H1-C
Manual:
Supersedes: 2100-527G
Date:
W43H1-A
W43H1-B
W43H1-C
W49H1-A
W49H1-B
W49H1-C
W61H1-A
W61H1-B
W61H1-C
2100-527H
7-28-15
Page
1 of 29
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Table of Contents
Troubleshooting
Related Manuals for Bard S26H1-A
Summary of Contents for Bard S26H1-A
- Page 1 W61H1-B S61H1-B S38H1DB S61H1DB W38H1-B S38H1-C W61H1-C S61H1-C S38H1DC S61H1DC W38H1-C Refer to Supplemental Instruction 7960-593 (latest revision) for dedicated dehumidification information. Bard Manufacturing Company, Inc. Manual: 2100-527H Bryan, Ohio 43506 Supersedes: 2100-527G Date: 7-28-15 www.bardhvac.com Page 1 of 29...
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Page 2: Table Of Contents
Contents Getting Other Information and Publications Start Up General ............... 16 Wall Mount General Information Topping Off System Charge ........16 Wall Mount Model Nomenclature ......4 Safety Practices ............16 Shipping Damage ............. 4 Important Installer Note ........... 17 General .............. -
Page 3: Getting Other Information And Publications
GETTING OTHER INFORMATION AND PUBLICATIONS These publications can help you install the air FOR MORE INFORMATION, CONTACT conditioner or heat pump. You can usually find these THESE PUBLISHERS: at your local library or purchase them directly from the publisher. Be sure to consult current edition of each ACCA Air Conditioning Contractors of America standard. -
Page 4: Wall Mount General Information
WALL MOUNT GENERAL INFORMATION HEAT PUMP WALL MOUNT MODEL NOMENCLATURE – REVISIONS CONTROL MODULES MODEL NUMBER (See Spec. Sheets S - Blow Through 0Z - 0KW S3416 & S3417) W - Draw Through 04 - 4KW 05 - 5KW VOLTS &... -
Page 5: Duct Work
Any grille that meets with 5/8 inch louver criteria may be CONDENSATE DRAIN used. It is recommended that Bard Return Air Grille Kit A plastic drain hose extends from the drain pan at RG2 through RG5 or RFG2 through RFG5 be installed the top of the unit down to the unit base. -
Page 6: Installation Instructions
INSTALLATION INSTRUCTIONS WALL MOUNTING INFORMATION WARNING 1. Two holes for the supply and return air openings must be cut through the wall as shown in Figure 3. Failure to provide the 1/4 inch clearance 2. On wood frame walls, the wall construction must be between the supply duct and a combustible strong and rigid enough to carry the weight of the surface for the first 3 feet of duct can result in... -
Page 7: Figure 2 Unit Dimensions
FIGURE 2 Dimensions of Basic Unit for Architectural and Installation Requirements (Nominal) SUPPLY RETURN WIDTH DEPTH HEIGHT MODEL S26H1 S31H1 38.200 17.125 70.563 7.88 27.88 13.88 27.88 40.00 10.88 25.75 17.93 26.75 28.75 29.25 27.00 2.63 39.13 22.75 9.14 4.19 12.00 12.00 5.00 W26H1 W31H1 S38H1... -
Page 8: Figure 3A Mounting Instructions S/W26 & 31
Manual 2100-527H Page 8 of 29... -
Page 9: Figure 3B Mounting Instructions S/W38, 43, 49
Manual 2100-527H Page 9 of 29... -
Page 10: Figure 4 Electric Heat Clearance
FIGURE 4 ELECTRIC HEAT CLEARANCE SIDE SECTION VIEW OF SUPPLY AIR DUCT FOR WALL MOUNTED UNIT SHOWING 1/4 INCH CLEARANCE TO COMBUSTIBLE SURFACES. WARNING A minimum of 1/4 inch clearance must be maintained between the supply air duct and combustible materials. This is required for the first 3 feet of ducting. -
Page 11: Figure 5 Wall Mounting Instructions
FIGURE 5 WALL MOUNTING INSTRUCTIONS WALL STRUCTURE SEE FIGURE 3 – MOUNTING INSTRUCTIONS FACTORY SUPPLIED RAIN FLASHING. MOUNT ON UNIT BEFORE INSTALLATION SUPPLY AIR SUPPLY AIR SUPPLY AIR DUCT OPENING OPENING RETURN AIR RETURN AIR RETURN AIR OPENING OPENING OPENING BOTTOM MOUNTING WOOD OR STEEL SIDING BRACKET. -
Page 12: Figure 7 Common Wall Mounting Installations
FIGURE 7 COMMON WALL MOUNTING INSTALLATIONS SUPPLY DUCT MAY BE LOCATED IN AN ATTIC OR BELOW CEILING RAFTERS AS SHOWN RAIN RAIN FLASHING RAFTERS FLASHING RAFTERS FINISHED CEILING SURFACE SUPPLY AIR DUCT SUPPLY AIR DUCT FINISHED CEILING SURFACE W/ GRILLE RETURN AIR RETURN AIR OPENING W/ GRILLE... -
Page 13: Wiring - Main Power
WIRING – MAIN POWER WIRING – LOW VOLTAGE WIRING 230/208V, 1 phase and 3 phase equipment dual primary Refer to the unit rating plate for wire sizing information voltage transformers. All equipment leaves the factory and maximum fuse or “HACR” type circuit breaker wired on 240V tap. -
Page 14: Optional Outdoor T-Stat Applications
FIGURE 8 COMPRESSOR CUTOFF THERMOSTAT WIRING 4 – 10KW 1 PH – 6 & 9KW 3 PH FIGURE 9 COMPRESSOR CUTOFF THERMOSTAT WIRING 15 – 20KW 1 PH AND 3 PH OPTIONAL OUTDOOR THERMOSTAT OPTIONAL COMPRESSOR CUTOFF APPLICATIONS THERMOSTAT (See Figures 8 & 9) Since most equipment at the time of manufacture is not Heat pump compressor operation at outdoor temperatures below 0°F are neither desirable nor... -
Page 15: Figure 10 Electric Heat Hold-Off Wiring
efficiency by utilizing the heat pump to bring the ELECTRIC HEAT HOLD-OFF (See Figures 10 & 11) conditioned space temperature up, rather than cycling on the electric heat due a second stage call for heat In other applications, it is desirable to disable the from the thermostat on start-up coming off a night set- operation of the electric heat until outdoor temperatures back condition or someone increasing the thermostat... -
Page 16: Start Up
TOPPING OFF SYSTEM CHARGE 8. Store cylinders in a cool area, out of direct sunlight. If a leak has occurred in the system, Bard Manufacturing recommends reclaiming, evacuating 9. Never heat cylinders above 125°F. (see criteria above), and charging to the nameplate 10. -
Page 17: Important Installer Note
START UP (Continued) IMPORTANT INSTALLER NOTE PHASE MONITOR For improved start up performance wash the indoor coil All units with three phase scroll compressors are with a dish washing detergent. equipped with a 3-phase line monitor to prevent compressor damage due to phase reversal. HIGH &... -
Page 18: Sequence Of Operation
SEQUENCE OF OPERATION If some abnormal or temporary condition such as a high wind causes the heat pump to have a prolonged defrost COOLING – Circuit R-Y makes at thermostat pulling in cycle, the heat pump control will restore the system to compressor contactor, starting the compressor and outdoor heating operation automatically after 8 minutes. -
Page 19: Figure 12 Defrost Control Board
Low Pressure Switch Bypass Operation - The control has a switch trip up to two times in one hour and only encounter selectable (SW1) low pressure switch bypass set up to ignore a “soft” lockout. A “soft” lockout shuts the compressor off the low pressure switch input during the first (30, 60, 120 or and waits for the pressure switch to reset, which at that point 180 seconds) of “Y”... -
Page 20: Troubleshooting
TROUBLESHOOTING SOLID STATE HEAT PUMP CONTROL NOTE: If there was no power to 24 volt transformer, the compressor and outdoor fan motor will TROUBLESHOOTING PROCEDURE not start for 5 minutes. This is because of 1. NOTE: A thorough understanding of the defrost the compressor short cycle protection. -
Page 21: Checking Temperature Sensor
CHECKING TEMPERATURE SENSOR 3. Check resistance reading to chart of resistance. Use OUTSIDE UNIT CIRCUIT sensor ambient temperature. (Tolerance of part is ± 10%.) 1. Disconnect temperature sensor from board and 4. If sensor resistance reads very low, then sensor is from outdoor coil. -
Page 22: Figure 13 Fan Blade Setting
TROUBLESHOOTING REMOVAL OF FAN SHROUD FAN BLADE SETTING DIMENSIONS Shown in Figure 13 is the correct fan blade setting for 1. Disconnect all power to the unit. proper air delivery across the outdoor coil. Refer to 2. Remove the screws holding both grilles, one on Table 4 for unit specific dimension. -
Page 23: Table 5A Cooling Pressure
TABLE 5A COOLING PRESSURE TABLE Air Temperature Entering Outdoor Coil °F Return Air Model Pressure Temperature 75 deg. DB Low SIde 62 deg. WB High Side 80 deg. DB Low SIde S26H1 67 deg. WB High Side 85 deg. DB Low SIde 72 deg. -
Page 24: Table 6A Cooling Pressure
TABLE 6A COOLING PRESSURE TABLE Air Temperature Entering Outdoor Coil °F Return Air Model Pressure Temperature 75 deg. DB Low SIde 62 deg. WB High Side 80 deg. DB Low SIde W26H1 67 deg. WB High Side 85 deg. DB Low SIde 72 deg. -
Page 25: Table 7A Electrical Specifications S**H
TABLE 7A Electrical Specifications — S**H Series Single Circuit Multiple Circuit Maximum Circuit Minimum Circuit Field Power Wire Maximum No. of Exterior Fuse or Ground WIre Size Ampacity Size Rated Volts, HZ Field Minimum External Field Circuit Breaker Ground Models ... -
Page 26: Table 7B Electrical Specifications W**H
TABLE 7B Electrical Specifications — W**H Series Single Circuit Multiple Circuit Maximum Circuit Minimum Circuit Field Power Wire Maximum No. of Exterior Fuse or Ground WIre Size Ampacity Size Minimum External Field Rated Volts, HZ Field Circuit Breaker Ground Models Circuit Fuse or... -
Page 27: Table 8 Indoor Blower Performance
TABLES 8 INDOOR BLOWER PERFORMANCE CFM AT 230 OR 460 VOLTS S26H1, S31H1 W26H1, W31H1 ESP in Inches Water Column High Speed Low Speed Dry/Wet Coil Dry/Wet Coil 1050/1000 950/900 900/850 540/800 750/700 700/650 Above data is with 1" standard disposable or 1" washable filter ... -
Page 28: Troubleshooting Ge Ecm Motors
TROUBLESHOOTING GE ECM MOTORS ™ CAUTION: Symptom Cause/Procedure • Noisy blower or cabinet • Check for loose blower housing, panels, etc. Disconnect power from unit before removing or replacing • High static creating high blower speed? connectors, or servicing motor. To avoid electric shock from - Check for air whistling through seams in the motor’s capacitors, disconnect power and wait at least 5 ducts, cabinets or panels... -
Page 29: Figure 14 Control Disassembly
TROUBLESHOOTING GE ECM MOTORS CONT’D. ™ Replacing ECM Control Module 8b. IF REPLACING AN ECM 2.3 CONTROL WITH AN ECM 2.3 CONTROL, the plastic tab and shorter through-bolts are not needed. The To replace the control module for the GE variable-speed indoor blower motor control can be oriented in two positions 180°...