78
Rev. 2
SERVICING
LOW
FIRE
HIGH
FIRE
LOW
FIRE
HIGH
FIRE
LOW FIRE
TRIP POINT
HIGH FIRE
TRIP POINT
PRESSURE
SWITCH
(Prod.)
PS1
LABEL
COLOR
PS2
LABEL
COLOR
LOW FIRE
TRIP POINT
HIGH FIRE
TRIP POINT
HIGH
ALTITUDE
KIT
PS1
LABEL
COLOR
PS2
LABEL
COLOR
LOW FIRE
TRIP POINT
HIGH FIRE
TRIP POINT
HIGH
ALTITUDE
KIT
PS1
LABEL
COLOR
PS2
LABEL
COLOR
GUIS070_35
-0.50
-0.90
-0.52
-0.85
-0.45
-0.80
11177103
DK BLUE
ORANGE
-0.37
-0.66
HATS01
11177105
PURPLE
WHITE
-0.32
-0.55
HATS06
11177108
RED
GRAY
GUIS090_30
GUIS090_50
-0.42
-0.90
-0.44
-0.79
-0.37
-0.74
11177102
PURPLE
YELLOW
-0.37
-0.60
HATS02
11177106
PURPLE
LT BLUE
-0.32
-0.55
HATS06
11177108
RED
GRAY
GUIS115_50
-0.42
-0.85
-0.42
-0.71
-0.37
-0.66
11177105
PURPLE
WHITE
-0.37
-0.55
HATS03
11177107
PURPLE
GRAY
-0.27
-0.46
HATS07
11177110
RED
PINK
GUIS140_50
-0.37
-0.85
-0.39
-0.71
-0.32
-0.66
11177104
RED
WHITE
-0.32
-0.55
HATS04
11177108
RED
GRAY
-0.23
-0.37
HATS08
11177109
GREEN
PINK
GCIS070_35
-0.32
-0.80
-0.37
-0.60
-0.27
-0.55
11177101
GREEN
GRAY
-0.27
-0.46
HATS05
11177109
GREEN
PINK
-0.23
-0.37
HATS09
11177111
GRAY
DK BLUE
GCIS090_50
-0.32
-0.37
-0.37
-0.60
-0.27
-0.55
11177101
GREEN
GRAY
-0.27
-0.46
HATS05
11177109
GREEN
PINK
-0.23
-0.37
HATS09
11177111
GRAY
DK BLUE
GUIV070_40
-0.50
-0.90
-0.52
-0.85
-0.45
-0.80
11177103
DK BLUE
ORANGE
-0.37
-0.66
HATS01
11177105
PURPLE
WHITE
-0.32
-0.55
HATS06
11177108
RED
GRAY
GUIV090_50
-0.42
-0.90
-0.44
-0.79
-0.37
-0.74
11177102
PURPLE
YELLOW
-0.37
-0.60
HATS02
11177106
PURPLE
LT BLUE
-0.32
-0.55
HATS06
11177108
RED
GRAY
GUIV115_50
-0.42
-0.85
-0.42
-0.71
-0.37
-0.66
11177105
PURPLE
WHITE
-0.37
-0.55
HATS03
11177107
PURPLE
GRAY
-0.27
-0.46
HATS07
11177110
RED
PINK
GUIV140_50
-0.37
-0.85
-0.39
-0.71
-0.32
-0.66
11177104
RED
WHITE
-0.32
-0.55
HATS04
11177108
RED
GRAY
-0.23
-0.37
HATS08
11177109
GREEN
PINK
Note: Replacement pressure switch number is listed below High Altitude Pressure Switch Kit number.
PRESSURE SWITCH TRIP POINTS AND USAGE CHART
MODEL
MINIMUM
NEGATIVE
PRESSURE
WITH FLUE
NOT FIRING
TYPICAL SEA
LEVEL DATA
MINIMUM
NEGATIVE
PRESSURE
WITH FLUE
FIRING
TYPICAL SEA
LEVEL DATA
CATEGORY 1
PRESSURE SWITCH TRIP POINTS AND USAGE
0 to 3000 ft.
3001 to 7000 ft.
7001 to 8500 ft.