Lennox 10ACB - Manual
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Table of Contents:
- Page 3 – WARNING; Unit must be grounded in accordance with nation-
- Page 5 – Expansion Valve Systems; IMPORTANT; To Access Schrader Port:
- Page 6 – Using an Electronic Leak Detector or Halide
- Page 8 – units) should be energized 24 hours before unit; TABLE 3
- Page 9 – TABLE 4; -- The outdoor temperature will determine which; door units rating plate.; Outdoor Temp; vice port and the unit operating stably, record the
- Page 11 – Refrigerant Sight Glass (Option Units ONLY); IRUP DQ\ VHUYLFH RU PDLQWHQDQFH WXUQ; Evaporator Coil
3DJH
£
PRODUCT LITERATURE
¤1998 Lennox Industries Inc.
Dallas, Texas
VALUE 10
TM
CONDENSING UNIT
Value 10 condensing units are designed for expansion
valve (TXV) and RFC systems. Refer to Lennox engi-
neering handbook for expansion valve kits which must
be ordered separately.
SHIPPING AND PACKING LIST
1-- Assembled 10ACB condensing unit
1-- 45E copper street elbow
1-- RFCIV refrigerant metering device (bullet)
1-- Coupling -- 5/16 x 3/8 (18, 24, 30)
Check unit for shipping damage. Consult last carrier
immediately if damage is found.
GENERAL INFORMATION
These instructions are intended as a general guide and
do not supersede national or local codes in any way.
Authorities having jurisdiction should be consulted be-
fore installation.
IMPORTANT
The Clean Air Act of 1990 bans the intentional
venting of refrigerant (CFCs and HCFCs) as of July
1, 1992. Approved methods of recovery, recycling
or reclaiming must be followed. Fines and/or in-
carceration may be levied for non--compliance.
INSTALLATION
INSTRUCTIONS
9DOXH
70
6HULHV
$&% &RQGHQVLQJ 8QLWV
&21'(16,1* 81,76
1--1/2 through 5 ton
503,800M
2/98
Supersedes 503,755M
TABLE OF CONTENTS
VALUE 10 CONDENSING UNIT
1
. . . . . . . . . . . . . . . . . . . . .
SHIPPING AND PACKING LIST
1
. . . . . . . . . . . . . . . . . . . . . .
GENERAL INFORMATION
1
. . . . . . . . . . . . . . . . . . . . . . . . . .
10ACB UNIT DIMENSIONS
2
. . . . . . . . . . . . . . . . . . . . . . . . .
SETTING THE UNIT
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
ELECTRICAL
3
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
PLUMBING
4
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
REFRIGERANT METERING DEVICE
4
. . . . . . . . . . . . . . . . . .
MANIFOLD GAUGE SET
5
. . . . . . . . . . . . . . . . . . . . . . . . . . .
LIQUID & SUCTION LINE SERVICE VALVES
5
. . . . . . . . . .
LEAK TESTING
6
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
EVACUATION
7
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
START-UP
8
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
CHARGING CONSIDERATIONS
8
. . . . . . . . . . . . . . . . . . . . .
CHARGING FOR RFC SYSTEMS
9
. . . . . . . . . . . . . . . . . . . .
CHARGING FOR TXV SYSTEMS
10
. . . . . . . . . . . . . . . . . . .
SYSTEM OPERATION
10
. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
MAINTENANCE
11
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
10ACB CHECK POINTS
12
. . . . . . . . . . . . . . . . . . . . . . . . . . . .
RETAIN THESE INSTRUCTIONS
FOR FUTURE REFERENCE
WARNING
Product contains fiberglass wool.
Disturbing the insulation in this product during
installation, maintenance, or repair will expose
you to fiberglass wool. Breathing this may cause
lung cancer. (Fiberglass wool is known to the
State of California to cause cancer.)
Fiberglass wool may also cause respiratory, skin,
and eye irritation.
To reduce exposure to this substance or for further
information, consult material safety data sheets
available from address shown below, or contact
your supervisor.
Lennox Industries Inc.
P.O. Box 799900
Dallas, TX 75379--9900
/LWKR 86$
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Summary
3DJH SETTING THE UNIT Refer to unit dimensions on page 2 for sizing mountingslab, platforms or supports. Refer to figure 1 for instal-lation clearances. INSTALLATION CLEARANCES FIGURE 1 36 (914 mm) *36 (914 mm) 36 (914 mm) NOTE48 inch clearance required on top of unit. *NOTEOne side must be 36 inc...
3DJH Expansion Valve Systems Expansion valves equipped with either Chatleff or flare type fittings are available from Lennox. Refer to the indoor coil installation instructions or the engineer- ing handbook for applicable expansion valves for use with specific match--ups.If an expansion valve appl...
3DJH 3-- Replace stem cap. Tighten finger tight, then tighten an additional 1/6 turn. FIGURE 5 SUCTION LINE SERVICE VALVE (VALVE OPEN) SCHRADER VALVE SERVICE PORT SERVICE PORT CAP INSERT HEX WRENCH HERE TO INDOOR COIL TO OUTDOOR COIL STEM CAP SCHRADER VALVE OPEN TO LINE SET WHEN VALVE IS CLOSED (FRO...
