5.3.6.2. Dual Fuel - Slp98 Variable Capacity And Heat Pump - Lennox HARMONY III Installation, Setup And User Manual

5.3.6.2. Dual Fuel - SLP98 Variable Capacity and Heat Pump

Job Name:
Indoor Unit Model:
Outdoor Unit Model:
Miscellaneous Items:
9 Install Pressure Switch in the outdoor unit per this instructions (27W13 for R410A or 21J18 for
R22)
9 Install Balance Point Sensor (10Z23) as illustrated in the kit installation instruction. Set to
desired outdoor lock out temperature for HP
Install Optional Defrost Tempering Sensor 67M41 (if used) per installation instructions. NOTE:
9
MUST be located in coil delta plate between furnace and coil
Install Discharge Air Sensor per installation instructions. The location of the sensor is CRITICAL
9
for proper system operation
Indoor Unit Setup:
9 Cut on-board link W914 DEHUM OR HARMONY (R to DS) on furnace IFC control (if not cut,
fuse will blow in Harmony III zoning system control board)
9 W2 connection from Harmony III to SLP98 is optional.
9 DIP switch settings (ON or OFF):
DIP Switch ON or OFF Condition
DIP switch 1 – leave at factory setting – ignored by Harmony III zoning
1 OFF
system
DIP switch 2 – leave at factory setting – ignored by Harmony III zoning
2 OFF
system
DIP switch 3 – leave at factory setting – ignored by Harmony III zoning
3 OFF
system
4 ON
DIP switches 4 and 5 determine heating blower "off" delay –
recommended 180 seconds
5 ON
6 OFF
DIP switches 6 and 7 – leave at factory setting – ignored by Harmony
III zoning system
7 OFF
8
DIP switches 8 and 9 – cooling blower speed – determines maximum
system CFM – see furnace blower tables
9
10
DIP switches 10 and 11–cooling blower adjust–determines maximum
system CFM – see furnace blower tables
11
12 OFF
DIP switches 12 and 13 – leave at factory setting – ignored by
Harmony III zoning system
13 OFF
14 OFF
DIP switches 14, 15,and 16 – sets low fire, minimum capacity, firing
15 OFF
rate - default setting shown and is recommended starting point.
16 OFF
17 OFF
DIP switches 17,18 and 19 – sets high fire, 100% capacity, firing rate -
18 OFF
default setting shown and is recommended starting point
19 OFF
Panel Setup:
9 Heating staging jumper Circle one: 85 90 100 110
120 130
9 Zone 1 PIAB 140F DAS Circle one: Yes No
jumper in place
9 Cooling staging jumper Circle one: 50 55 60
9 Cont. Air Reduction jumper Circle one: 0 25 50 75
9 Heating Air Reduction Circle one: 0 20 40
jumper
9 System Configuration Circle one: HP GAS
jumpers
9 Stages Circle one: 2COOL
1COOL
9 Stages Circle one: 2HP 1HP
9 E-HEAT Stages Circle one: DF 1 2 3
9 Desired total system CFM Total system CFM per
with all zones calling: tables:
9 Zone 1 Name: Desired CFM:
9 Zone 2 Name: Desired CFM:
9 Zone 3 Name: Desired CFM:
9 Zone 4 Name: Desired CFM:
NOTE: All of the above are recommended "starting" positions for the furnace DIP switches and
Harmony III jumpers. Slight variations may be required during system start up and operation
checks.
Field Wiring Checklist
√ Indoor Unit Wiring Completed:
DS on Harmony III to DS on indoor unit connected
C on indoor unit connected to Harmony III transformer C
No connection to Y1 or Y2 on indoor unit.
√ Outdoor Unit Wiring Completed
√ Thermostat and Damper Wiring Completed
√ Discharge Sensor wired to Harmony III zoning system
√ Heat Pump Pressure Switch wired to Harmony III zoning system
57
Recommended 120 deg-F
See "1.10.4. Zone 1 PIAB Jumpers
– 140ºF DAS" on page 10.
Select desired discharge air temp
during cooling
Percentage airflow reduction for
continuous fan operation
Percentage air flow reduction for
heating mode
Set to GAS
Set to match condenser, 1 or 2
stage
Ignored for gas heat, non-heat
pump application
Ignored for gas heat, non-heat
pump application
Minimum CFM:
PIAB Setting: Actual CFM:
PIAB Setting: Actual CFM:
PIAB Setting: Actual CFM:
PIAB Setting: Actual CFM: