Service Manual
36
SYSTEM OPERATION
*NOT RECOMMENDED
**Factory Default
SINGLE STAGE COOLING^
PCBBF137 PCBBF139
Static
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
Tsta t Ca ll CFM CFM CFM CFM CFM CFM CFM CFM
Ylo
1185 1121 1058 992 933 868 808 750
Y
1727 1691 1642 1600 1545 1504 1449 1410
Ylo
1408 1337 1279 1218 1167 1112 1062 999
Y
1185 1121 1058 992 933 868 808 750
Ylo
1408 1337 1279 1218 1167 1112 1062 999
Y
1727 1691 1642 1600 1545 1504 1449 1410
Ylo
1185 1121 1058 992 933 868 808 750
Y
1281 1220 1152 1096 1031 978 914 856
Ylo
1185 1121 1058 992 933 868 808 750
Y
1839 1790 1757 1699 1665 1615 1568 1527
Ylo
1408 1337 1279 1218 1167 1112 1062 999
Y
1281 1220 1152 1096 1031 978 914 856
Ylo
1839 1790 1757 1699 1665 1615 1568 1527
Y
1727 1691 1642 1600 1545 1504 1449 1410
Ylo
1839 1790 1757 1699 1665 1615 1568 1527
Y
1408 1337 1279 1218 1167 1112 1062 999
OFF OFF ON
NA
ON OFF ON^
ON ON ON^
DIP Switches
S2-1 S2-2 S2-3
**OFF OFF OFF
ON OFF OFF^
ON ON OFF / OFF ON ON
OFF ON OFF
*MEC960804CN - COOLING
DIP Switches
S1-1 S1-2 S1-3
**OFF OFF OFF
ON OFF OFF^
ON ON OFF
OFF ON OFF
OFF OFF ON
OFF ON ON^
ON OFF ON^
ON ON ON^
PCBBF137 PCBBF139
Static
0.1 0.2 0.3 0.4 0.5 0.6 0.7 0.8
Tstat Call CFM CFM CFM CFM CFM CFM CFM CFM
**OFF OFF OFF
G
1281 1220 1152 1096 1031 978 914 856
ON OFF OFF
G
1839 1790 1757 1699 1665 1615 1568 1527
ON ON OFF
G
1408 1337 1279 1218 1167 1112 1062 999
OFF ON OFF
G
1185 1121 1058 992 933 868 808 750
OFF OFF ON
G
1727 1691 1642 1600 1545 1504 1449 1410
OFF ON ON
G
1281 1220 1152 1096 1031 978 914 856
ON OFF ON
G
1281 1220 1152 1096 1031 978 914 856
ON ON ON
G
1281 1220 1152 1096 1031 978 914 856
ALL POSITIONS NA
G
1281 1220 1152 1096 1031 978 914 856
DIP Switches
NA
*MEC960804CN - CONTINUOUS FAN
DIP Switches
S2-2 S2-3 S2-4
PCBBF137 PCBBF139
Static
0.6 0.7 0.8
Tstat Cal l CFM Rise CFM Rise CFM Rise CFM Rise CFM Rise CFM CFM CFM
W1
1281 39 1220 41 1152 43 1096 45 1031 48 978 914 856
W2
1839 39 1790 40 1757 40 1699 42 1665 43 1615 1568 1527
W1
1408 35 1337 37 1279 39 1218 41 1167 43 1112 1062 999
W2
1839 39 1790 40 1757 40 1699 42 1665 43 1615 1568 1527
W1
1408 35 1337 37 1279 39 1218 41 1167 43 1112 1062 999
W2
1185 NA 1121 NA 1058 NA 992 NA 933 NA NA NA NA
W1
1185 42 1121 44 1058 47 992 50 933 53 868 1449 1410
W2
1727 41 1691 42 1642 43 1600 44 1545 46 1504 1449 1410
**OFF OFF
ON OFF*
ON ON*
OFF ON
DIP Switches
S3-1 S3-2
**OFF OFF
ON OFF*
ON ON*
DIP Switches
S1-4 S2-1
0.5
*MEC960804CN - HEATING
OFF ON
0.10.20.30.4
DIP SWITCH S ETTINGS