79
Page
240 (T-H3J), 340 (T-H3S) and 540 (T-H3) models Service Manial
Ver. 1.00
CONFIDENTIAL
12-13. High-Altitude Region Support Functions
dŚĞŚŝŐŚͲĂůƚŝƚƵĚĞƌĞŐŝŽŶƐƵƉƉŽƌƚĨƵŶĐƚŝŽŶƐŚĂǀĞĨŽƵƌ
operation levels, with the appropriate level being set up
by the installer until the abnormal sound problem is solved.
dŚĞĚĞƐŝƌĞĚůĞǀĞůĐĂŶďĞƐƉĞĐŝĨŝĞĚĂƚƚŚĞďĂŶŬŽĨ/WƐǁŝƚĐŚĞƐ
(No.3 , No.4 and No.5) on the computer board. See the table
below.
фhƐŝŶŐƚŚĞƐĞĨƵŶĐƚŝŽŶƐх
/ŶĚŽŽƌŵŽĚĞůƐŽĨϮϰϬ;dͲ,ϯ:ͿͬϯϰϬ;dͲ,ϯ^Ϳ͗WƌŽƉĂŶĞ
Level
Elevation
Output
reduction
Fan motor
speed change
DIPswitch settings
No.3
No.4
No.5
0
Ϭ;&h>dͿ
Eͬ
Eͬ
OFF
OFF
OFF
1
hƉƚŽ
Ϯ͕ϱϬϬĨƚ
Eͬ
ϯй
OFF
ON
OFF
2
hƉƚŽ
ϱ͕ϬϬϬĨƚ
Ͳϴй
ϱй
ON
ON
OFF
Ͳϭϭй
ϳй
OFF
OFF
ON
3
hƉƚŽ
ϳ͕ϱϬϬĨƚ
Ͳϭϰй
ϵй
ON
OFF
ON
Ͳϭϴй
ϭϮй
OFF
ON
ON
4
hƉƚŽ
ϭϬ͕ϭϬϬĨƚ
ͲϮϮй
ϭϱй
ON
ON
ON
^ƉĞĐŝĂůĨƵŶĐƚŝŽŶ
Eͬ
Ͳϳй
ON
OFF
OFF
ĂŶŬŽĨ/WƐǁŝƚĐŚĞƐ
240 (T-H3J) and 340 (T-H3S) models
Computer board
/ŶĚŽŽƌŵŽĚĞůƐŽĨϮϰϬ;dͲ,ϯ:ͿͬϯϰϬ;dͲ,ϯ^Ϳ͗EĂƚƵƌĂůŐĂƐ
Level
Elevation
Output
reduction
Fan motor
speed change
DIPswitch settings
No.3
No.4
No.5
0
Ϭ;&h>dͿ
Eͬ
Eͬ
OFF
OFF
OFF
1
hƉƚŽ
Ϯ͕ϱϬϬĨƚ
Eͬ
ϲй
OFF
ON
OFF
2
hƉƚŽ
ϱ͕ϬϬϬĨƚ
Ͳϲй
ϭϬй
ON
ON
OFF
Ͳϵй
ϭϰй
OFF
OFF
ON
3
hƉƚŽ
ϳ͕ϱϬϬĨƚ
ͲϭϮй
ϭϴй
ON
OFF
ON
Ͳϭϱй
ϮϮй
OFF
ON
ON
4
hƉƚŽ
ϭϬ͕ϭϬϬĨƚ
Ͳϭϴй
Ϯϲй
ON
ON
ON
^ƉĞĐŝĂůĨƵŶĐƚŝŽŶ
Eͬ
Ͳϳй
ON
OFF
OFF
