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Grunaire
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GSU241HX
Service Manual
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Grunaire GSU091HX, GSU121HX, GSU181HX, GSU241HX Service Manual

1 GRUNAIRE HX SERIES SERVICE MANUAL
SERVICE MANUAL
DC Inverter Multi-Split Air-Condition Unit
Outdoor Unit GSU091HX
GSU091HX
GSU121HX
GSU121HX
GSU181HX
GSU181HX
GSU241HX
GSU241HX
HEAT PUMP
R410A
2 GRUNAIRE HX SERIES SERVICE MANUAL
Table of Cont e n ts
1. INTRODUCTION ................................................................................................. 1-1
2. PRODUCT DATA SHEET ................................................................................... 2-1
3. RATING CONDITIONS ....................................................................................... 3-1
4. OUTLINE DIMENSIONS ..................................................................................... 4-1
5. PERFORMANCE DATA ...................................................................................... 5-1
6. PRESSURE CURVES ......................................................................................... 6-1
7. ELECTRICAL DATA ............................................................................................. 7-1
8. WIRING DIAGRAMS ........................................................................................... 8-1
9. REFRIGERATION DIAGRAMS .......................................................................... 9-1
10. TUBING CONNECTIONS ..................................................................................... 10-1
11. CONTROL SYSTEM ........................................................................................... 11-1
12. TROUBLESHOOTING ........................................................................................ 12-1
13. EXPLODED VIEWS AND SPARE PARTS LISTS ................................................ 13-1
14. APPENDIX A
3 GRUNAIRE HX SERIES SERVICE MANUAL
1. INTRODUCTION
1.1 General
The new grunaire HX series minisplit is a high efficiency DC inverter technology outdoor unit, It can be matched to several inverter indoor units such as wall mounted type with a capacity range of 9000 – 12000 BTU for each single indoor unit.
1.2 Main Features
DC Inverter
R410a sine wave form and 120 degree rectangular wave form in compressor driver sensor less inverter compressor driver high speed calculation for accurate sine wave form vector control smart PFC control
fuzzy logic control High SEER
Lego Concept Pre-Charged. Cooling operation at outdoor temperature down to 500F Heating operation at outdoor temperature down to 50F. Variable Speed outdoor fan. Low noise level EEV for each indoor unit
1.3 Tubing Connections
Flare type interconnecting tubing to be produced on site. For further details please refer to APPENDIX A on this manual, and to the relevant indoor service
Manual,
1.4 Inbox Documentation
Each indoor unit is supplied with its own installation and operation manuals.
4 GRUNAIRE HX SERIES SERVICE MANUAL
2. P RO D UC T D AT A S H EE T
2. 1 Out d oo r u n i t d a ta
2. 1 .1 DC I nve r t o r 1 :1 .
Item
DC INVERTER 1:1
Capacity (BTU)
Inverter 9K
Inverter 12K
Inverter 18K
Inverter 24K
Cooling
9000
12000
18000
24000
Heating
11000
15000
19000
24500
SEER
18.00
18.00
17.17
15.69
HSPF
8.6
8.7
8.7
8.5
EER Cooling/COP Heating
4.0/3.7
4.0/3.6
3.60/3.60
2.87/3.18
Op Range Cool °F
5~131
5~131
5~131
5~131
Op Range Heat °F
minus 4 ~ 109
minus 4 ~ 109
minus 4 ~ 109
minus 4 ~ 109
Remote control setting temp.range °F
61~90
61~90
61~90
61~90
Dehumidification (Pts/hr)
1.58
2.11
2.989
4.4
Voltage
115/60
115/60
230/60
230/60
Current (A) Rated/Max Cooling
5.5/9.32
7.53/10.8
5.929/10.1
11.09/12.22
Heating
7.1/9.8
10.4/13.0
6.732/9.31
10.24/12.23
Power Consumption (KW)Rated/Max Cooling
0.61/1.06
0.862/1.236
1.345/2.3
2.504/2.765
Heating
0.8/1.11
1.19/1.496
1.532/2.124
2.314/2.768
Max Overload Protection
20
20
20
25
Indoor Air Circulation: L / M / H(CFM)
212/270/315
341/382/430
441/530/618
518/588/677
Indoor Noise level dB(A): L / M / H
42/38/35
42/38/35
50/47/44
50/47/44
Outdoor Fan Speed (RPM)
100~900
100~900
100~900
100~900
Outdoor Noise Level dB(A)
~ 57
~ 57
~ 57
~ 57
Indoor Fan Speeds
950/1150/1300
750/900/1000
950/1100/1230
1080/1180/1280
Connection Method
Flare
Flare
Flare
Flare
Max Pipe Length (Ft.)
82ft/25m
82ft/25m
82ft/25m
82ft/25m
Max Elevation (Ft.)
32.8 Ft/10m
32.8 Ft/10m
32.8 Ft/10m
32.8 Ft/10m
Pipe Size (In.)
1/4" / 3/8"
1/4" / 1/2"
3/8" / 5/8"
3/8" / 5/8"
Service Port Connection (In.)
1/2"
1/2"
1/2"
1/2"
Indoor Dimensions W x D x H(In.)
33.4×13.4×9.8
38.4×14.3×11.0
45.8×15.2×12.0
52.0×15.6×12.0
Indoor Package Dimensions W x D x H(In.)
33.9×13.8×10.4
39.0×14.8×11.8
46.3×15.6×12.6
52.6×16.1×12.6
Indoor Net Weight (lbs.)
22
31
40
44
Indoor Gross Weight(lbs. )
26
37
51
55
Outdoor Dimensions W x D x H(In.)
35.6×12.7×22.6
38.6×15.7×26.0
38.2×15.6×29.9
40.2×17.1×34.1
Outdoor Package Dimensions W x D x H(In.)
36.2×13.2×23.0
39.2×16.3×26.8
39.0×16.1×30.3
40.6×17.3×37.8
Outdoor Net Weight (lbs.)
73
106
123
143
Outdoor Gross Weight(lbs. )
77
117
132
154
Refrigerant
R410A
R410A
R410A
R410A
5 GRUNAIRE HX SERIES SERVICE MANUAL
2.1. 2 DC I n ve r t e r 1 :2
HX-50V9A-S
HX-V64WC9A
HX-V64T9AD
Function
Heat Pump
Heat Pump
Heat Pump
Rated Voltage
208-230 VAC
208-230 VAC
208-230 VAC
Rated Frequency
60 Hz
60 Hz
60 Hz
Circuit Breaker Size
20A
30A
30A
Rated Current (RLA) (Heating/Cooling)
6 / 6.7 A
8 / 8.7 A
8 / 8.7 A
Refrigerant (lbs)
R410A / 3.88
R410A / 6.61
R410A / 6.61
outdoor
Cooling
Rated Capacity (Btu)
18,000
24,000
24,000
Capacity Invert Range (W)
5000（1650-7100）
6400（1750-8300）
6400（1750-8300）
Input / Actual Input (W)
1380/1450
1830/1882
1830/1882
Max. Power (W)
2420
2990
2990
Max Current (A)
10.5
13
13
SEER
14.8
15.6*
15.6*
Heating
Rated Capacity (Btu)
22,000
25,000
25,000
Capacity Invert Range (W)
5800（1790-7800）
7200（2000-8400）
7200（2000-8400）
Input / Actual Input (W)
1,550 / 1,580
2,000 / 2,060
2,000 / 2,060
Max. Power (W)
2579
3,200
3,200
Max Current (A)
11.3
13.9
13.9
Declared COP / Actual COP (w/w.h.)
3.75 / 3.65
3.5 / 3.4
3.5 / 3.4
Fan Motor
Model
YDK-60A-6C
YDK-60A-6C
YDK-60A-6C
Input (W)
196
196
196
Capacitor (UFD)
4 / 450 VAC
4/ 450 VAC
4/ 450 VAC
Fan Motor FLA (A)
0.98
0.98
0.98
Fan Speed (RPM)
900/750/500
900/750/500
900/750/500
Outdoor
Fan
Fan Type
Axial
Axial
Axial
Fan Blade Diameter (in)
18.1
18.5
18.5
Air Flow Volume of Outdoor Unit (CFM)(M^3/h)
2800
3200
3200
Compressor
Model
C-6RZ146H1A
C-7VRN153HOW
C-7VRN153HOW
TYPE
DC
DC
DC
Brand
Sanyo
Sanyo
Sanyo
Capacity (W)
6420
7110
7110
Input (W)
1635
1770
1770
Condenser
Number of Rows
2-26
2-26
2-26
Tube Pitch x Row Pitch
1 x .866 in
1 x .866 in
1 x .866 in
Fin spacing
0.0708 in
0.0708 in
0.0708 in
Fin Type
Louvered Fin
Louvered Fin
Louvered Fin
Tube Outside Dia. and Type
0.375" Rifled Tube
0.375" Rifled tube
0.375" Rifled tube
Coil Length x Height x Width
28.66 x 25.6 x .866
28.66 x 25.6 x .988
30.23 x 31.96 x .866
31.57 x 31.96 x .866
30.23 x 31.96 x .866
31.57 x 31.96 x .866
Number of circuits
4 4 4
Dimensions
Unit Dimensions (W x H x D) (in)
36.5 x 14.25 x 27.6
37.8x13.54x33.31
35.43 x 13 x 32.08
Packing dimensions (W x H x D) (in)
39 x 16.14 x 30.32
41.73 x 18.5 x 36.41
40.55 x 17.32 x
34.65
Net / Gross Weight (lb)
114.64 / 123.47
163.14 / 185.18
143.3/158.73
Connection
Design Length
16.4'
16.4'
16.4'
Max Line Set Height
16.4'
16.4'
16.4'
Max Line Set Length
49.21'
49.21'
49.21'
Charge over Design Length
0.20 oz / Ft.
0.20 oz / Ft.
0.20 oz / Ft.
Connection Pipes
1/4" / 3/8"
1/4" x 1/2"
1/4" x 1/2"
Design Pressure (PSI)
623.66
623.66
623.66
6 GRUNAIRE HX SERIES SERVICE MANUAL
2. 2 In d oo r U ni t s D at a
2.2.1 HXS- 2 5 V 9 A - A2 1 A S p e c i f ic a t io n s
Indoor
HXS-25V9A-A21A
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1150 / 950 / 750
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.0614
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
25.39 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
353 / 306 / 194
Noise Level (dB(A)
≤42
Fan Type
Cross Flow
Fan Diameter (in)
3.661
Fan Length (in)
24.921
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
31.1 x 10.63 x 8.27
Packing Dimensions W x H x D) (in)
33.86 x 13.78 x 10.43
Net / Gross Wt (lbs)
26.45 / 30.86
Dehumidifying Volume (pt/hr)
1.8
Auto-restart
YES
2.2.2 HXS- 3 2 V 9 A - A2 1 A S p e c i f ic a t i o n s
Indoor
HXS-32V9A-A21A
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1200 / 950 / 850 (Cooling) 1200 / 950 / 750
(Heating)
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.059
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
30.98 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
459 / 406 / 218
Noise Level (dB(A)
≤45
Fan Type
Cross Flow
Fan Diameter (in)
3.818
Fan Length (in)
30.393
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
36.61 x 10.83 x 8.27
Packing Dimensions W x H x D) (in)
39.96 x 13.97 x 12.79
Net / Gross Wt (lbs)
30.86 / 37.48
Dehumidifying Volume (pt/hr)
3.03
Auto-restart
YES
7 GRUNAIRE HX SERIES SERVICE MANUAL
2.2.3 HXS - 2 5V 9 A- A27 A S p e c i f i c a t io n s
Indoor
HXS-25V9A-A27A
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1150 / 950 / 750
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.0614
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
25.39 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
353 / 306 / 194
Noise Level (dB(A)
≤42
Fan Type
Cross Flow
Fan Diameter (in)
3.661
Fan Length (in)
24.921
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
31.1 x 10.63 x 8.27
Packing Dimensions W x H x D) (in)
33.86 x 13.78 x 10.43
Net / Gross Wt (lbs)
26.45 / 30.86
Dehumidifying Volume (pt/hr)
1.8
Auto-restart
YES
2.2.4 HXS - 3 2V 9 A- A 27A S p e ci f i ca t i o n s
Indoor
HXS-32V9A-A27A
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1200 / 950 / 850 (Cooling) 1200 / 950 / 750
(Heating)
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.059
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
30.98 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
459 / 406 / 218
Noise Level (dB(A)
≤45
Fan Type
Cross Flow
Fan Diameter (in)
3.818
Fan Length (in)
30.393
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
36.61 x 10.83 x 8.27
Packing Dimensions W x H x D) (in)
39.96 x 13.97 x 12.79
Net / Gross Wt (lbs)
30.86 / 37.48
Dehumidifying Volume (pt/hr)
3.03
Auto-restart
YES
8 GRUNAIRE HX SERIES SERVICE MANUAL
2.2.5 HXS - 2 5V 9 A- A 48A S p e ci f i ca t i o n s
Indoor
HXS-25V9A-A48A
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1150 / 950 / 750
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.0614
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
25.39 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
353 / 306 / 194
Noise Level (dB(A)
≤42
Fan Type
Cross Flow
Fan Diameter (in)
3.661
Fan Length (in)
24.921
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
31.1 x 10.63 x 8.27
Packing Dimensions W x H x D) (in)
33.86 x 13.78 x 10.43
Net / Gross Wt (lbs)
26.45 / 30.86
Dehumidifying Volume (pt/hr)
1.8
Auto-restart
YES
2.2.6 HXS - 3 2V 9 A- A 48A S p e ci f i ca t i o n s
Indoor
HXS-32V9A-A48A
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1200 / 950 / 850 (Cooling) 1200 / 950 / 750
(Heating)
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.059
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
30.98 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
459 / 406 / 218
Noise Level (dB(A)
≤45
Fan Type
Cross Flow
Fan Diameter (in)
3.818
Fan Length (in)
30.393
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
36.61 x 10.83 x 8.27
Packing Dimensions W x H x D) (in)
39.96 x 13.97 x 12.79
Net / Gross Wt (lbs)
30.86 / 37.48
Dehumidifying Volume (pt/hr)
3.03
Auto-restart
YES
9 GRUNAIRE HX SERIES SERVICE MANUAL
2.2.7 HX- V 2 5G 9 A/ A 3 0 S p e c i f ic a t i o n s
Indoor
HX-V25G9A/A30
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1150 / 950 / 750
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.0614
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
25.39 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
353 / 306 / 194
Noise Level (dB(A)
≤42
Fan Type
Cross Flow
Fan Diameter (in)
3.661
Fan Length (in)
24.921
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
31.1 x 10.63 x 8.27
Packing Dimensions W x H x D) (in)
33.86 x 13.78 x 10.43
Net / Gross Wt (lbs)
26.45 / 30.86
Dehumidifying Volume (pt/hr)
1.8
Auto-restart
YES
2.2.8 HX- V 3 2G 9 A/H 3 0 S p e c i f ic a t i o n s
Indoor
HX-V32G9A/H30
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1200 / 950 / 850 (Cooling) 1200 / 950 / 750
(Heating)
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.059
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
30.98 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
459 / 406 / 218
Noise Level (dB(A)
≤45
Fan Type
Cross Flow
Fan Diameter (in)
3.818
Fan Length (in)
30.393
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
36.61 x 10.83 x 8.27
Packing Dimensions W x H x D) (in)
39.96 x 13.97 x 12.79
Net / Gross Wt (lbs)
30.86 / 37.48
Dehumidifying Volume (pt/hr)
3.03
Auto-restart
YES
10 GRUNAIRE HX SERIES SERVICE MANUAL
2.2.9 HX- V 2 5G 9 A/ A 4 6 S p e c i f ic a t i o n s
Indoor
HX-V25G9A/A46
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1150 / 950 / 750
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.0614
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
25.39 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
353 / 306 / 194
Noise Level (dB(A)
≤42
Fan Type
Cross Flow
Fan Diameter (in)
3.661
Fan Length (in)
24.921
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
31.1 x 10.63 x 8.27
Packing Dimensions W x H x D) (in)
33.86 x 13.78 x 10.43
Net / Gross Wt (lbs)
26.45 / 30.86
Dehumidifying Volume (pt/hr)
1.8
Auto-restart
YES
2.2.10 HX- V 3 2 G 9 A / H 4 6 Sp e c i f i c at i o n s
Indoor
HX-V32G9A/H46
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1200 / 950 / 850 (Cooling) 1200 / 950 / 750
(Heating)
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.059
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
30.98 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
459 / 406 / 218
Noise Level (dB(A)
≤45
Fan Type
Cross Flow
Fan Diameter (in)
3.818
Fan Length (in)
30.393
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
36.61 x 10.83 x 8.27
Packing Dimensions W x H x D) (in)
39.96 x 13.97 x 12.79
Net / Gross Wt (lbs)
30.86 / 37.48
Dehumidifying Volume (pt/hr)
3.03
Auto-restart
YES
11 GRUNAIRE HX SERIES SERVICE MANUAL
2.2.11 HX- V 2 5 G 9 A / A7 7 S p e c i f i ca t i o n s
Indoor
HX-V25G9A/A77
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1150 / 950 / 750
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.0614
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
25.39 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
353 / 306 / 194
Noise Level (dB(A)
≤42
Fan Type
Cross Flow
Fan Diameter (in)
3.661
Fan Length (in)
24.921
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
31.1 x 10.63 x 8.27
Packing Dimensions W x H x D) (in)
33.86 x 13.78 x 10.43
Net / Gross Wt (lbs)
26.45 / 30.86
Dehumidifying Volume (pt/hr)
1.8
Auto-restart
YES
2.2.12 HX- V 3 2 G 9 A / H 7 7 Sp e c i f i c at i o n s
Indoor
HX-V32G9A/H77
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1200 / 950 / 850 (Cooling) 1200 / 950 / 750
(Heating)
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.059
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
30.98 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
459 / 406 / 218
Noise Level (dB(A)
≤45
Fan Type
Cross Flow
Fan Diameter (in)
3.818
Fan Length (in)
30.393
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
36.61 x 10.83 x 8.27
Packing Dimensions W x H x D) (in)
39.96 x 13.97 x 12.79
Net / Gross Wt (lbs)
30.86 / 37.48
Dehumidifying Volume (pt/hr)
3.03
Auto-restart
YES
12 GRUNAIRE HX SERIES SERVICE MANUAL
2.2.13 HX- V 2 5 G 9 A / A7 9 S p e c i f i ca t i o n s
Indoor
HX-V25G9A/A79
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1150 / 950 / 750
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.0614
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
25.39 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
353 / 306 / 194
Noise Level (dB(A)
≤42
Fan Type
Cross Flow
Fan Diameter (in)
3.661
Fan Length (in)
24.921
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
31.1 x 10.63 x 8.27
Packing Dimensions W x H x D) (in)
33.86 x 13.78 x 10.43
Net / Gross Wt (lbs)
26.45 / 30.86
Dehumidifying Volume (pt/hr)
1.8
Auto-restart
YES
2.2.14 HX- V 3 2 G 9 A / H 7 9 S p e c i f i ca t i o n s
Indoor
HX-V32G9A/H79
FAN MOTOR
Model
YDK-16-4C
Input (W)
54
Capacitor (UFD)
1.2/450VAC
Fan Motor FLA (A)
0.25
Speed (Hi/Med/Low) (RPM)
1200 / 950 / 850 (Cooling) 1200 / 950 / 750
(Heating)
Evaporator
Number of rows
22
Tube pitch row / pitch (in)
.69 / .50
Fin spacing (in)
0.059
Fin Type
Louvered Fin
Tube outside dia.(in) / Type
0.2756 Rifled Tube
Coil Length x height x width (in)
30.98 x 11.06 x 1
Air Flow (Hi/Med/Low) (CFM)
459 / 406 / 218
Noise Level (dB(A)
≤45
Fan Type
Cross Flow
Fan Diameter (in)
3.818
Fan Length (in)
30.393
Design Pressure (PSI)
551.14
Unit Dimensions (W x H x D) (in)
36.61 x 10.83 x 8.27
Packing Dimensions W x H x D) (in)
39.96 x 13.97 x 12.79
Net / Gross Wt (lbs)
30.86 / 37.48
Dehumidifying Volume (pt/hr)
3.03
Auto-restart
YES
13 GRUNAIRE HX SERIES SERVICE MANUAL
3. RA TI NG C O ND IT IO NS
Standard conditions in accordance with ANSI/AHAM RAC-1-2003, and UL 484.
Cooling:
Indoor: 80oFDB 67oF WB Outdoor: 95oF DB 75oF WB
Heating:
Indoor: 70 oF DB 60 oF WB Outdoor: 47
o
F DB 43 oF WB
3. 1 Op e ra t i n g L im i ts
Outdoor
Cooling
Upper limit (DB)
110 oF
Lower limit (DB)
5oF
Heating
Upper limit (DB)
75 oF
Lower limit (DB)
5oF
Voltage
2PH
198–264V/115V
3PH
N/A
14 GRUNAIRE HX SERIES SERVICE MANUAL
4. OU TL IN E D IM EN SI O NS
4.1 outdoor Unit: GSU091HX
4.2 outdoor Unit: GSU121HX
15 GRUNAIRE HX SERIES SERVICE MANUAL
4.3 outdoor Unit: GSU181HX
4.4 outdoor Unit: GSU241HX
16 GRUNAIRE HX SERIES SERVICE MANUAL
4.5 outdoor Unit:HX-50V9A-S
4.6 outdoor Unit:HX-V64T9AD
17 GRUNAIRE HX SERIES SERVICE MANUAL
4.7 outdoor Unit:HX-V64WC9A
560
378
342
845
351
72
50
956
825
50×3(=150)
50
18 GRUNAIRE HX SERIES SERVICE MANUAL
5. P E R FO RM AN CE DA T A
5.1 Indoor Units Data
5.1.1 Indoor Units Capacity For 9000BTU
Capacity
Model
9000BTU
HXS-25V9A-A21A
HXS-25V9A-A27A
HXS-25V9A-A48A
HX-V25G9A-A30
HX-V25G9A-A46
HX-V25G9A-A77
HX-V25G9A-A79
GSI091HX
5.1.1.1 Cooling Capacity (BTU)---Run Model (Unit A,B,C or D),230/115V,Indoor fan at
high speed
INDOOR ENTERING AIR DB/WB TEMPERATURE [0F]
OUTDOOR
ENTERING AIR DB
TEMPERATURE[0F]
DATA
72/59
75/63
81/66
84/70
90/73
14~68
(protection range)
TC
80 - 110 % of nominal
SC
80 - 105 % of nominal
PI
25 - 50 % of nominal
77
TC
8712
9252
9828
10404
10980
SC
6273
6382
6528
6638
6784
PI
0.58
0.59
0.6
0.61
0.62
86
TC
8280
8856
9432
9972
10548
SC
6091
6236
6346
6492
6601
PI
0.65
0.66
0.67
0.68
0.69
95
TC
7848
8424
9000
9576
10152
SC
5945
6054
6200
6346
6455
PI
0.71
0.72
0.74
0.75
0.76
104
TC
7452
8028
8568
9144
9720
SC
5799
5908
6054
6164
6309
PI
0.78
0.79
0.8
0.81
0.82
115
TC
6948
7524
8064
8640
9216
SC
5580
5726
5835
5981
6091
PI
0.86
0.87
0.88
0.89
0.91
L E GE N D
TC – Total Cooling Capacity, BTU SC – Sensible Capacity, BTU PI – Power Input, kW WB – Wet Bulb Temp., (
0
F
) DB – Dry Bulb Temp., (
0
F
) ID – Indoor OD – Outdoor
19 GRUNAIRE HX SERIES SERVICE MANUAL
5.1.1.2 Heating Capacity (BTU)---Run Model (Unit A,B,C or D),230/115V,Indoor fan at
high speed
ID COIL ENTERING AIR DB TEMPERATURE [0F]
OD COILENTERING
AIR DB/WB TEM
PERATU RE[0F]
DATA
59
68
77
5/3
TC
6912
6372
5940
PI
0.49
0.54
0.59
14/10
TC
7668
7128
6696
PI
0.59
0.64
0.70
20/18
TC
8208
7776
7236
PI
0.67
0.72
0.77
30/28
TC
8532
8100
7560
PI
0.71
0.75
0.80
36/34
TC
8748
8208
7776
PI
0.89
0.95
1.01
45/43
TC
11232
10800
10368
PI
0.77
0.82
0.87
50/48
TC
11880
11448
10908
PI
0.82
0.87
0.92
59/54
TC
12528
12096
11556
PI
0.86
0.90
0.96
59~75
(Protection Range)
TC
85 - 105 % of nominal
PI
80 - 120 % of nominal
5.1.1.3 Capacity Correction Factors
Cooling Capacity Ratio Vs. Outdoor Temperature
Cooling Capacity Correction Factor
0
0.2
0.4
0.6
0.8
1
1.2
1.4
77 86 95 104 115
Outdoor Temp.(deg F)
Capacity Ratio
90/73 84/70 81/66 75/63 72/59
20 GRUNAIRE HX SERIES SERVICE MANUAL
Heating Capacity Ratio Vs. Outdoor Temperature
Heating Capacity Correction Factor
0
0.2
0.4
0.6
0.8
1
1.2
1.4
5 14 20 30 36 45 50 59
Outdoor Temp.(deg F)
Capacity Ratio
59 68 77
21 GRUNAIRE HX SERIES SERVICE MANUAL
5.2.1 Indoor Units Capacity For 12000BTU
Capacity
Model
12000BTU
HXS-32V9A-A21A
HXS-32V9A-A27A
HXS-32V9A-A48A
HX-V32G9A-A30
HX-V32G9A-A46
HX-V32G9A-A77
HX-V32G9A-A79
GSI121HX
5.2.1.1 Cooling Capacity (BTU)---Run Model (Unit A,B,C or D),230/115V,Indoor fan at
high speed
INDOOR ENTERING AIR DB/WB TEMPERATURE [0F]
OUTDOOR
ENTERING AIR DB
TEMPERATURE[0F]
DATA
72/59
75/63
81/66
84/70
90/73
14~68
(protection range)
TC
80 - 110 % of nominal
SC
80 - 105 % of nominal
PI
25 - 50 % of nominal
77
TC
11616
12336
13104
13872
14640
SC
10421
10603
10845
11027
11269
PI
0.72
0.73
0.75
0.76
0.77
86
TC
11040
11808
12576
13296
14064
SC
10118
10361
10542
10785
10966
PI
0.81
0.82
0.83
0.85
0.86
95
TC
10464
11232
12000
12768
13536
SC
9876
10058
10300
10542
10724
PI
0.88
0.90
0.92
0.93
0.94
104
TC
9936
10704
11424
12192
12960
SC
9634
9815
10058
10239
10482
PI
0.97
0.98
0.99
1.01
1.02
115
TC
9264
10032
10752
11520
12288
SC
9270
9512
9694
9936
10118
PI
1.07
1.08
1.09
1.11
1.13
22 GRUNAIRE HX SERIES SERVICE MANUAL
5.2.1.2 Heating Capacity (KW)---Run Model (Unit A,B,C or D),230V,Indoor fan at high
speed
ID COIL ENTERING AIR DB TEMPERATURE [0F]
OD COILENTERING
AIR DB/WB TEM
PERATU RE[0F]
DATA
59
68
77
5/3
TC
8960
8260
7700
PI
0.66
0.73
0.80
14/10
TC
9940
9240
8680
PI
0.80
0.87
0.95
20/18
TC
10640
10080
9380
PI
0.91
0.97
1.04
30/28
TC
11060
10500
9800
PI
0.96
1.02
1.08
36/34
TC
11340
10640
10080
PI
0.99
1.06
1.12
45/43
TC
14560
14000
13440
PI
1.04
1.11
1.18
50/48
TC
15400
14840
14140
PI
1.11
1.18
1.25
59/54
TC
16240
15680
14980
PI
1.16
1.22
1.30
59~75
(Protection Range)
TC
85 - 105 % of nominal
PI
80 - 120 % of nominal
5.2.1.3 Capacity Correction Factors
Cooling Capacity Ratio Vs. Outdoor Temperature
Cooling Capacity Correction Factor
0
0.2
0.4
0.6
0.8
1
1.2
1.4
77 86 95 104 115
Outdoor Temp.(deg F)
Capacity Ratio
90/73 84/70 81/66 75/63 72/59
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