Diamond Air 13 SEER SERIES User manual

INSTALLATION INSTRUCTIONS
13 SEER SERIES
Split System Heat Pump & Air Conditioner
WARNING
These instructions are intended as an aid to qualified
licensed service personnel for proper installation, adjust-
ment 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
resulting in fire, electrical shock, property damage,
personal injury or death.
RECOGNIZE THIS SYMBOL AS AN INDICATION OF IMPORTANT SAFETY INFORMATION
DO NOT DESTROY THIS MANUAL
Please read carefully and keep in a safe place for future reference by a serviceman.
1.5-5 Tons
NOTE: Appearance of unit may vary.

TABLE OF CONTENTS
1.0 SAFETY..................................................................................................................3
1.1 INSPECTION................. ................................................................................ ...4
1.2 LIMITATIONS.......................................................... .............................. ............4
2.0 GENERAL..............................................................................................................4
3.0 UNIT INSTALLATION............................................................................................6
3.1 LOCATION.......................................................................................................6
3.2 GROUND INSTALLATION...............................................................................6
3.3 ROOF INSTALLATION............................. ........................................................ 6
3.4 UNIT PLACEMENT..........................................................................................6
3.5 PRECAUTIONS DURING LINE INSTALLATION.............................................7
3.6 PRECAUTIONS DURING BRAZING OF LINES... ...........................................8
3.7 PRECAUTIONS DURING BRAZING SERVICE VALVE..................................9
3.8 UNIT MOUNTING...........................................................................................10
3.9 FACTORY-PREFERRED TIE-DOWN METHOD............................................11
3.10 REMOVING THE TOP PANEL AND MOTOR..............................................12
4.0 ELECTRICAL CONNECTIONS...........................................................................13
4.1 GENERAL INFORMATION & GROUNDING ............ ............................... ......13
4.2 FIELD CONNECTIONS POWER WIRING .............................. ...................... 13
5.0 EVACUATION......................................................................................................14
6.0 INTERCONNECTING TUBING............................................................................14
6.1 VAPOR AND LIQUID LINES .........................................................................14
6.2 MAXIMUM LENGTH OF LINES ....................................................................14
6.3 VERTICAL SEPARATION .............................................................................14
7.0 SYSTEM OPERATION........................................................................................14
7.1 COMPRESSOR CRANKCASE HEATER (CCH)...........................................14
7.2 PROTECTION FUNCTION INTRODUCTION...............................................16
8.0 THREE PHASE COMPRESSOR ROTATION.....................................................16
9.0 CHECKING REFRIGERANT CHARGE .............................................................16
9.1 CHARGING BY LIQUID PRESSURE............................................................17
9.2 CHARGING BY WEIGHT ..............................................................................17
9.3 FINAL LEAK TESTING .................................................................................17
10.0 INSTRUCTING THE OWNER............................................................................17
11.0 WIRING DIAGRAM............................................................................................18
2

1.0 SAFETY
This is a safety alert symbol. When you see this symbol on labels or in
manuals, be alert to the potential for personal injury.
Understand and pay particular attention to the signal words DANGER, WARNING, or
CAUTION.
DANGER indicates an imminently hazardous situation, which, if not avoided, will result
in death or serious injury.
WARNING indicates a potentially hazardous situation, which, if not avoided, could result
in death or serious injury.
CAUTION indicates a potentially hazardous situation, which, if not avoided may result
in minor or moderate injury. It is also used to alert against unsafe practices and hazards
involving only property damage.
WARNING
Improper installation may create a condition where the operation of the product
could cause personal injury or property damage.
Improper installation, adjustment, alteration, service or maintenance can cause
injury or property damage. Refer to this manual for assistance or for additional
information, consult a qualified contractor, installer or service agency.
This is an attention alert symbol. When you see this symbol on labels or in
manuals, be alert to the potential for personal injury.
CAUTION
This product must be installed in strict compliance with the installation instruc-
tions and any applicable local, state, and national codes including, but not
limited to building, electrical, and mechanical codes.
This document is customer property and is to remain with this unit.
These instructions do not cover all the different variations of systems nor does
it provide for every possible contingency to be met in connection with installa-
tion.
All phases of this installation must comply with NATIONAL STATE AND LOCAL
CODES. If additional information is required please contact your local distribu-
tor.
3
WARNING
FIRE OR ELECTRICAL HAZARD
Failure to follow the safety warnings exactly could result in serious injury, death
or property damage.
A fire or electrical hazard may result causing property damage, personal injury
or loss of life.

The outdoor units are designed to be connected to a matching indoor coil with sweat
connect lines. Sweat connect units are factory charged with refrigerant for a match-
ing indoor coil plus 25 feet of field supplied lines.
Matching indoor coils are available with a thermostatic expansion valve or an orifice
for the most common usage. The orifice size and/or refrigerant charge may need to
be changed for some indoor-outdoor unit combinations, elevation differences or
total line lengths.
2.0 GENERAL
1.Limitations for the indoor unit, coil and appropriate accessories must also be observed.
2.The outdoor unit must not be installed with any duct work in the air stream. The outdoor fan is
the propeller type and is not designed to operate against any additional external static
pressure.
3.The maximum and minimum conditions for operation must be observed to assure a system
that will give maximum performance with minimum service.
4.This unit is not designed to operate with a low ambient kit. Do not modify the control system
to operate with any kind of Iow ambient kit.
5.The maximum allowable line length for this product is 150 feet（Just for Scroll compressor）.
1.2 LIMITATIONS
The unit should be installed in accordance with all National, State and Local Safety
Codes and the limitations listed below:
As soon as a unit is received, it should be inspected for possible damage during transit.
If damage is evident, the extent of the damage should be noted on the carrier's delivery
receipt. A separate request for inspection by the carrier's agent should be made in
writing. See Local distributor for more information.
1.1 INSPECTION
4
Requirements For Installing/Servicing R410A Equipment
Gauge sets, hoses, refrigerant containers, and recovery system must be designed
to handle the POE or PVE type oils.
Manifold sets should be 800 PSIG high side and 250 PSIG low side with 550 PSIG
Iow side restart.
All hoses must have a 700 PSIG service pressure rating.
Leak detectors should be designed to detect refrigerant.
Recovery equipment (including refrigerant recovery containers) must be specifi-
cally designed to handle R410A.
Do not use an R-22 TXV.
A liquid-line filter drier is required on every unit. see the Fig.1

5
DIMENSIONAL DATA
AIR DISCHARGE: ALLOW 60”
MINIMUM CLEARANCE.
"H" in [mm] "W" in [mm]
"L" in [mm]
Liquid in Vapor in
18(cooling unit)
24-15/16[633]
21-7/8[554]
21-7/8[554]
3/8 3/4
18(heat pump unit) 23-5/8[600]
23-5/8[600]
3/8 3/4
24 23-5/8[600]
23-5/8[600]
3/8 3/4
30 28[710] 28[710]
3/8 3/4
36 29-1/8[740]
29-1/8[740]
3/8 3/4
42 29-7/8[759] 28[710] 28[710]
3/8 3/4
48 33-3/16[843] 28[710] 28[710]
3/8 7/8
60 29-1/8[740]
29-1/8[740]
3/8 7/8
Unit Model (Btu/h)
Dimensions (Inches)
Refrigerant Connection
Service Valve Size
33-3/16[843]
24-15/16[633]
24-15/16[633]
24-15/16[633]
24-15/16[633]
VAPOR LINE
CONNECTION
CONTROL WIRING
7/8” (22.2mm)
KNOCKOUT
1-11/32” (34.5mm)
LIQUID LINE
CONNECTION
FIG.2 DIMENSIONS
SERVICE
FITTING
H
W
L
SERVICE ACCESS
ALLOW 24” CLEARANCE
AIR INLETS
LOUVERED PANELS
ALLOW 18”
MINIMUM
CLEARANCE
NOTE: GRILL APPEARANCE
MAY VARY.
SERVICE
FITTING
POWER WIRING
SEE DETAIL A
DETAIL A
HOLE
1-3/32” (27.8mm)