7
Charge Verification
REFRIGERANT UNDER PRESSURE!
• Do not overcharge system with refrigerant.
• Do not operate unit in a vacuum or at negative pres-
sure.
Failure to follow proper procedures may cause
property damage, personal injury or death.
WARNING
Use refrigerant certified
standards. Use of used
refrigerant may cause compressor damage that is not
covered under warranty. Most portable machines cannot
clean used refrigerant to meet
tandards.
to AHRI
AHRI s
CAUTION
NOTICE
VIOLATION OF EPA REGULATIONS MAY RESULT IN
FINES OR OTHER PENALTIES
Operating the compressor with the suction valve closed
may cause serious compressor damage.
CAUTION
Final Charge Adjustment
The outdoor temperature must be 60°F or higher. Set the room
thermostat to COOL, fan switch to AUTO, and set the tem-
perature control well below room temperature.
After system has stabilized per startup instructions, check
subcooling and superheat as detailed in the following section.
55
57
59
61
63
65
67
69
71
60
10
13
17
20
23
26
29
30
31
65
8
11
14
16
19
22
26
27
29
70
5
8
10
13
15
19
23
24
25
75
----
----
6
9
11
15
20
21
23
80
----
----
----
----
7
12
17
18
20
85
----
----
----
----
----
8
13
15
16
90
----
----
----
----
----
5
10
11
13
95
----
----
----
----
----
----
5
8
10
100
----
----
----
----
----
----
----
5
8
105
----
----
----
----
----
----
----
----
5
110
----
----
----
----
----
----
----
----
----
115
----
----
----
----
----
----
----
----
----
Indoor Wet Bulb Temperature, °F
Outdoor
Dry Bulb
Temperature, °F
SYSTEM SUPERHEAT
Содержание IO-402K
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