Patterson-Kelley MACH Series Installation & Owner's Manual page 54

MACH® Series Gas-Fired Boiler
Parameter Settings for MCBA 14C 10XX Controls
No. Description
End User Settings
1 Setvalue for DHW
2 DHW system
3 CH system
4 Setpoint or Maximum Setpoint (OAR)
Service Settings
5 Minimum Setpoint, Outdoor Air Reset (OAR) 60 F
6 Minimum outdoor temp (OAR)
7 Maximum outdoor temp (OAR)
8 Frost protection, at OA Temp
9 Correction, Outdoor Air Sensor
10 CH shutdown setpoint temp (OAR)
11 Booster time
12 Outdoor Air Offset
13 Maximum fanspeed CH (hundreds)
14 Maximum fanspeed CH (units)
15 Maximum fanspeed DHW (hundreds)
16 Maximum fanspeed DHW (units)
17 Minimum fanspeed (hundreds)
18 Minimum fanspeed (units)
19 Ignition fanspeed (hundreds)
20 Postpumptime CH
21 Postpumptime DHW
22 CH modulation hysteresis On
23 CH modulation hysteresis Off
24 DHW modulation hysteresis On
25 DHW modulation hysteresis Off
Lower Limit Upper Limit
Water Storage Tank: 68 F Water Storage Tank: 158 F
0 = off
1 = on
2 = off+ pump continuous
3 = on+ pump continuous
0 = off
1 = on
2 = off+ pump continuous
3 = on+ pump continuous
68 F 182
140 F
-4 F 50 F
59 F 77 F
-22 F 50 F
-9 F 9 F
32 = off
34 F 140 F
0 = no booster
1 minute 30 minutes
0 F 144 F
10 70
00 99
10 70
00 99
5 70
00 99
5 70
0 = 10 Seconds
1 Minute 99 Minutes
0 Seconds 30 (*10.2 seconds)
0 F 36 F
0 F 18 F
-9 F 54 F
-9 F 54 F
Page 50
Appendix
MACH MACH Installed
300 PK 450 PK MCBA
Factory Factory Parameter
Setting Setting Settings
for for
MCBA MCBA
14C1028 14C1036
NG LPG NG LPG
140 140 140 140
0 0 0 0
1 1 1 1
180 180 180 180
80 80 80 80
20 20 20 20
70 70 70 70
32 32 32 32
0 0 0 0
32 32 32 32
0 0 0 0
0 0 0 0
60 57 56 54
00 00 00 00
60 57 56 54
00 00 00 00
16 20 12 20
00 00 00 00
35 35 25 25
1 1 1 1
3 3 3 3
10 10 10 10
10 10 10 10
10 10 10 10
10 10 10 10