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SYNC RLHL SERIES Installation Instructions Manual

For the rheem h2ac rooftop unit featuring esync integration technology 10 ton
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INSTALLATION INSTRUCTIONS

FOR THE RHEEM H
INTEGRATION TECHNOLOGY
RLHL SERIES 10 TON [35.2 kW]
Featuring Industry
Standard R-410A
ISO 9001:2008
[
] Designates Metric Conversions
AC ROOFTOP UNIT FEATURING eSYNC™
2
Recognize this symbol as an indication of Important Safety Information!
PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE
WARNING
THESE INSTRUCTIONS ARE INTENDED AS AN AID TO QUALI-
FIED, LICENSED SERVICE PERSONNEL FOR PROPER INSTALLA-
TION, ADJUSTMENT AND OPERATION OF THIS UNIT. READ
THESE INSTRUCTIONS THOROUGHLY BEFORE ATTEMPTING
INSTALLATION OR OPERATION. FAILURE TO FOLLOW THESE
INSTRUCTIONS MAY RESULT IN IMPROPER INSTALLATION,
ADJUSTMENT, SERVICE OR MAINTENANCE POSSIBLY RESULT-
ING IN FIRE, ELECTRICAL SHOCK, PROPERTY DAMAGE, PER-
SONAL INJURY OR DEATH.
INTEGR TION TECHNOLOGY
DO NOT DESTROY
FOR FUTURE REFERENCE.
92-23577-120-01
SUPERSEDES 92-23577-120-00

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Summary of Contents for SYNC RLHL SERIES

  • Page 1: Installation Instructions

    INSTALLATION INSTRUCTIONS FOR THE RHEEM H AC ROOFTOP UNIT FEATURING eSYNC™ INTEGRATION TECHNOLOGY RLHL SERIES 10 TON [35.2 kW] INTEGR TION TECHNOLOGY Featuring Industry Standard R-410A Recognize this symbol as an indication of Important Safety Information! DO NOT DESTROY PLEASE READ CAREFULLY AND KEEP IN A SAFE PLACE FOR FUTURE REFERENCE.

  • Page 2: Table Of Contents

    I. TABLE OF CONTENTS Read this booklet and any instructions packaged with separate equipment required to make up the system prior to installation. I. Table of Contents ......2 Give this booklet to the owner and explain its provisions.

  • Page 3: Major Components

    Units are designed for downflow-only supply and return air and are 2. Quick Reference Guide For R-410A weatherized and intended for outdoor installation. • R-410A refrigerant operates at approximately 60% higher Since the waste-heat recovery/water heating feature of the H pressure (1.6 times) than R-22.

  • Page 4: Unit Dimensions

    Unit Dimensions (LHL-C120) IMPORTANT: THIS UNIT MUST BE MOUNTED LEVEL IN BOTH DIRECTIONS TO ALLOW WATER TO DRAIN FROM THE CON- DENSER SECTION AND CONDENSATE PAN.
  • Page 5 (LHL-C120)
  • Page 6 (LHL-D120)
  • Page 7 (LHL-D120)
  • Page 8 FIGURE 5 GASKET 1-7/8” [47.6 mm] TYP. 20-13/16 [528.6 mm] 49-7/8” REF. [1266.8 mm] REF. 29-3/4” [755.7 mm] REF. 23-7/8” 20-13/16” [606.4 mm] [528.6 mm] REF. REF. 1-7/8” [47.6 mm] 24” TYP. [609.6 mm] REF. 1-7/8” [47.6 mm] TYP. 6-13/16” [173 mm] REF.

  • Page 9: General Data

    GENERAL DATA - RLHL NOM. SIZE 10 TON [35.2 kW] Model RLHL-Series C120CL C120CM C120DL C120DM CONTINUED Cooling Performance Gross Cooling Capacity Btu [kW] 119,000 [34.87] 119,000 [34.87] 119,000 [34.87] 119,000 [34.87] EER/SEER 11.25/N 11.25/N 11.25/N 11.25/N Nominal CFM/ HRI Rated CFM [L/s] 4000/3600 [1888/1699] 4000/3600 [1888/1699] 4000/3600 [1888/1699]...
  • Page 10 GENERAL DATA - RLHL NOM. SIZE 10 TON [35.2 kW] Model RLHL-Series D120CL D120CM D120DL D120DM CONTINUED Cooling Performance Gross Cooling Capacity Btu [kW] 124,000 [36.33] 124,000 [36.33] 124,000 [36.33] 124,000 [36.33] EER/SEER 11.5/N 11.5/N 11.5/N 11.5/N Nominal CFM/ HRI Rated CFM [L/s] 4000/3575 [1888/1687] 4000/3575 [1888/1687] 4000/3575 [1888/1687]...

  • Page 11: Electrical Data

    ELECTRICAL DATA - RLHL ELECTRICAL DATA - RLHL- SERIES C120CL C120CM C120DL C120DM D120CL D120CM D120DL D120DM Unit Operating Voltage Range 187-253 187-253 414-506 414-506 187-253 187-253 414-506 414-506 Volts 208/230 208/230 208/230 208/230 Phase Minimum Circuit Ampacity Minimum Overcurrent Protection Device Size Maximum Overcurrent Protection Device Size...

  • Page 12: Heater Kit Characteristics

    HEATER KIT CHARACTERISTICS AUXILIARY HEATER KITS CHARACTERISTICS AND APPLICATION (RLHL MODELS) 0123041%56ABC%BDEFF%9D+<FC%G1%DHC%+IJKAK+EL%FAF&BEK&%DF+BFE%MKB<%&D+E+&BFEK<BK&<%+N;%+99AK&+BK6N <"#OP8%9:Q8'%<)--P/%R:'%S:*T%I#"*%.#U%D8.*8'%M"* <8-.'.*8%9:Q8'%<)--P/%R:'%S:*T%I#"*%.#U%D8.*8'%M"* D8.*8'%M"* +"'%&:#U"*":#8' D8.*8'%M"* +"'%&:#U"*":#8' 678'%&)''8#*%9':*8(*"78% 678'%&)''8#*%9':*8(*"78% EJWWX%D8.*8'% N:$%:R% E.*8U%D8.*8'% D8.*8'% D8.*8'% I#"*%!"#$%&@*$% !"#$%&@*$% !.>$%\)[8% !"#$%&"'()"*% ;87"(8%<"=8 ;87"(8%<"=8 EDFF!%!:U8P%N),V8' M"*%N:,"#.P% <8Z)8#(8% @Y%?%0123041% MSBI3D'%?% +,-$%?% +,-.("*/%?% +,-.("*/% <"=8% +,-.("*/% !"#$3!.>$%?% !"#$3!.>$%?%...
  • Page 13 HEATER KIT CHARACTERISTICS AUXILIARY HEATER KITS CHARACTERISTICS AND APPLICATION (RLHL MODELS) 421%56ABC%BDEFF%9D+<FC%G1%DHC%+IJKAK+EL%FAF&BEK&%DF+BFE%MKB<%&D+E+&BFEK<BK&<%+N;%+99AK&+BK6N <"#OP8%9:Q8'%<)--P/%R:'%S:*T%I#"*%.#U%D8.*8'%M"* <8-.'.*8%9:Q8'%<)--P/%R:'%S:*T%I#"*%.#U%D8.*8'%M"* D8.*8'%M"* +"'%&:#U"*":#8' D8.*8'%M"* +"'%&:#U"*":#8' 678'%&)''8#*%9':*8(*"78% 678'%&)''8#*%9':*8(*"78% N:$%:R% D8.*8'% D8.*8'% I#"*%!"#$%&@*$% !"#$%&"'()"*% ;87"(8%<"=8 ;87"(8%<"=8 EDFF!%!:U8P%N),V8' E.*8U%D8.*8'% !"#$%&@*$% !.>$%\)[8% <8Z)8#(8% MSBI3D'%?% +,-$%?% +,-.("*/%?%421% +,-.("*/% @Y%?%421%5 +,-.("*/%4215 <"=8%4215 !"#$3!.>$%?% !"#$3!.>$%?% !"#$3!.>$%?% !"#$3!.>$%?%...

  • Page 14: Gross Systems Performance Data

    GROSS SYSTEMS PERFORMANCE DATA — RLHL-C120 ENTERING INDOOR AIR @ 80°F [26.7°C] dbE COOLING PERFORMANCE DATA - RLHL-C120C Entering Indoor Air @ 80ºF [26.7ºC] dbE Œ Œ 71ºF [21.7ºC] 67ºF [19.4ºC] 63ºF [17.2ºC] !"##$%&&'() *'##$%+',,) *&##$%+(+#) !"##$%&&'() *'##$%+',,) *&##$%+(+#) !"##$%&&'() *'##$%+',,) *&##$%+(+#) CFM [L/s]...
  • Page 15 GROSS SYSTEMS PERFORMANCE DATA — RLHL-D120 ENTERING INDOOR AIR @ 80°F [26.7°C] dbE COOLING PERFORMANCE DATA - RLHL-D120C Entering Indoor Air @ 80ºF [26.7ºC] dbE Œ Œ 71ºF [21.7ºC] 67ºF [19.4ºC] 63ºF [17.2ºC] !"##$%&&'() *(.($%+'".) *&##$%+(+#) !"##$%&&'() *(.($%+'".) *&##$%+(+#) !"##$%&&'() *(.($%+'".) *&##$%+(+#) CFM [L/s]...

  • Page 18: Installation

    VI. INSTALLATION FIGURE 6 A. GENERAL ROOFTOP INSTALLATION 1. PRE-INSTALLATION CHECK-POINTS Before attempting any installation, the following points should be carefully considered: a. Structural strength of supporting members. (rooftop installation) b. Clearances and provision for servicing. c. Power supply and wiring. d.

  • Page 19: Rooftop Installation

    D. ROOFTOP INSTALLATION FIGURE 7 1. Before locating the unit on the roof, make sure that the RIGGING FOR LIFTING strength of the roof and beams is adequate at that point to support the weight involved. This is very important CORNER WEIGHTS BY PERCENTAGE and user’s responsibility.

  • Page 20: Ductwork

    Balancing dampers should be provided for each branch duct in FIGURE 9 the supply system. Ductwork should be properly supported FLAT ROOFTOP INSTALLATION, ATTIC OR DROP CEILING from the structure. DISTRIBUTION SYSTEM. MOUNTED ON ROOFCURB. CURB MUST BE LEVEL When installing ductwork, consider the following items: 1.

  • Page 21: Electrical Wiring

    X. ELECTRICAL WIRING FIGURE 11 BRANCH CIRCUIT DISCONNECT LOCATION Field wiring must comply with the National Electrical Code ( and local ordinances that may apply. in Canada) A. POWER WIRING 1. This unit incorporates single-point electrical connections for the unit and electric heat accessory. 2.

  • Page 22: System Pressure Test And Start Up

    FIGURE 12 2. The H AC Rooftop unit should be installed as close to the 7. Use the H AC Rooftop Unit Water Flowrate vs. Water storage tank as possible to minimize heat loss from inter- Pressure Drop graph to verify that total system equivalent connecting piping.
  • Page 24 List all piping components from the storage tank to the H AC rooftop unit and back again. The equivalent length of straight tubing is the same as the actual length. The equivalent length of fittings are obtained from the table below.
  • Page 25 FIGURE 13 ISOLATION/FLUSHING VALVE Water Flow Rate (GPM) (15 GPM minimum) Water Velocity using 1-1/2” Nom. Type L Copper Tubing (fps) 2.71 3.61 4.51 5.41 Available Pressure Head at Unit @ 230/460 Volts (Head ft.) 30.3 23.8 16.3 (psig) 13.1 10.3 Maximum Equivalent Feet of 1-1/2 Nom.
  • Page 26 &@/2#"&1A(B"/2#&J$4&@/2#"&!"#$$%"#&'"()& !FG7H %,"'# %&")# %("*# %*"(# %+"&# %)"$# %)"!# %'"%# %%")# %!"+# $"*# ,"&# E+K+L%L&D!E& &",# ("$# ("%# *"'# +")# '#$+,K&D!E& )"*# '"(# %"&# !"$# !"!# @/2#"&1A(B&C/2#&*D!E-&...

  • Page 27: Lime And Scale Flushing Procedure

    a higher point than the integral air bleed valve, an addition- Required items: al valve needs to be installed at that point. • Five gallon bucket • Small circulation pump 4. Start unit and verify the correct sequence of operation. •...

  • Page 28: Pre-Start Check

    XV. PRE-START CHECK XVII. OPERATION COOLING MODE 1. Is unit properly located and slightly slanted toward indoor condensate drain? NOTE: For this two-stage cooling and potable water heating unit, the water heating section is located on the rear (second 2. Is ductwork insulated, weatherproofed, with proper spacing stage) refrigerant system.

  • Page 29: Miscellaneous

    F ULTS/LOCKOUTS/MISC. 5. Freeze protection - If ambient is <35°F, water pump is energized until ambient is >37°F. 1. Low-temperature lockout - Occurs at 40°F for the water- cooled condenser (water heating) mode. Unit will only 6. Leak detection - If leak detector senses water, an alarm signal is sent to the thermostat and waterside operation is operate in the air-cooled condenser mode below 40°F.

  • Page 36: Troubleshooting

    XXI. TROUBLE SHOOTING CHART WARNING DISCONNECT ALL POWER TO UNIT BEFORE SERVICING. CONTACTOR MAY BREAK ONLY ONE SIDE. FAILURE TO SHUT OFF POWER CAN CAUSE ELECTRICAL SHOCK RESULTING IN PERSONAL INJURY OR DEATH. SYMPTOM POSSIBLE CAUSE REMEDY Unit will not run •...

  • Page 37: Troubleshooting

    XXII. H2AC ROOFTOP UNIT ALARMS AND TROUBLESHOOTING...

  • Page 38: Wiring Diagrams

    XXIII. WIRING DIAGRAMS...

  • Page 46: Charge Charts

    XXIV. CHARGING CHART RLHL-C120 SYSTEM CHARGE CHART FIGURE 17...
  • Page 47 RLHL-D120 SYSTEM CHARGE CHART FIGURE 18 SYSTEM CHARGE CHART - REFRIGERANT 410A 10 TON, CIRCUITS 1 & 2 BOTH COMPRESSORS MUST BE OPERATING BEFORE CHECKING REFRIGERANT CHARGE. RETURN AIR TEMPERATURE MUST BE WITHIN COMFORT CONDITIONS BEFORE FINAL REFRIGERANT CHECK! CIRCUIT 1 CIRCUIT 2 92-102259-36-01...
  • Page 48 CM 0714...

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