Daikin GPGM5 Manuals

Manuals and User Guides for Daikin GPGM5. We have 2 Daikin GPGM5 manuals available for free PDF download: Service And Troubleshooting, Installation Instructions Manual

Daikin GPGM5 Service And Troubleshooting (64 pages)

13.4 SEER2 & 15.2 Gas-Electric Package Units with R-410A Refrigerant

Brand: Daikin | Category: Air Conditioner | Size: 6 MB

Table of Contents
1
Important Information
2
Product Identification
4
System Operation
6
Scheduled Maintenance
12
Servicing
14
Checking Voltage
14
Checking Wiring
14
Checking Thermostat and Wiring
14
Checking Transformer and Control Circuit
15
Checking Contactor And/Or Relays
15
Checking Contactor Contacts
16
Checking Fan Relay Contacts
16
Checking High Pressure Control
16
Checking Low Pressure Control
17
Checking Capacitor
17
Testing Start Relay Kits
17
Capacitance Check (Mfd)
18
Checking Fan and Blower Motor Windings (Psc Motors)
18
Checking Ecm Motor Windings
18
Checking Eem Motors
19
Checking Ecm Motors
19
Checking Ecm Motor Windings
20
Checking Compressor
20
Resistance Test
21
Ground Test
21
Unloader Test Procedure
22
Operation Test
22
Locked Rotor Test
23
Testing Crankcase Heater (Optional Item)
23
Refrigeration Repair Practice
23
Standing Pressure Test (Recommended before System Evacuation)
23
Leak Testing (Nitrogen or Nitrogen-Traced)
24
System Evacuation
24
Deep Vacuum Method (Recommended)
24
Triple Evacuation Method (Alternate)
25
Charging
25
Checking Compressor Efficiency
25
Refrigerant Charge Check
25
(Units with Fixed Orifice Devices)
25
Superheat
26
(Units with Txv Device)
26
Subcooling
26
Thermostatic Expansion Valve
27
Overfeeding
27
Underfeeding
27
Checking Expansion Valve Operation
30
Fixed Orifice Restrictor Devices
30
Checking Restricted Liquid Line
30
Overcharge of Refrigerant
30
Non-Condensables
31
Compressor Burnout
31
Checking External Static Pressure
31
Airflow Adjustments
32
Checking Temperature Rise
33
Testing Primary Limit Control
33
Testing Auxiliary Limit
34
Checking Flame Rollout Switch
34
Testing Inducer Motor
35
Testing Gas Valve
36
Checking Main Burners
36
Checking Orifices
36
Checking Gas Pressure
37
Checking for Delayed Ignition
38
Checking for Flashback
38
Checking Pressure Control
38
High Altitude Application
39
Testing Ignition Control Module
39
Checking Flame Sensor
42
Blower Performance Data
43
Troubleshooting
51
Maintenance
56
Wiring Diagrams
57

Daikin GPGM5 Installation Instructions Manual (32 pages)

15.2 SEER2 “M” SERIES 2-4 TON Single Package Gas-Electric Heating & Cooling Units

Brand: Daikin | Category: Air Conditioner | Size: 4 MB

Table of Contents
2
Replacement Parts
2
Ordering Parts
2
Safety Instructions
3
To the Installer
3
To the Owner
3
General Information
5
Transportation Damage
5
Unit Location
6
All Installations
6
Ground Level Installations Only
6
Rooftop Installations Only
6
Roof Curb Installations Only
7
Rigging Details
7
Gas Piping
7
High Altitude Derate (U.S. Installations Only)
8
Piping
8
Gas Piping Checks
9
Propane Gas Installations
9
Tanks and Piping
9
Electrical Wiring
10
Thermostat Location
10
Single Stage Thermostat
10
Unit Voltage
11
Circulating Air and Filters
12
Airflow Conversion
12
Ductwork
12
Filters
12
Venting
13
Installation - Flue Hood Exhaust
13
Installation - Combustion Air Intake Hood
13
Condensate Drain
13
Condensate Drain Connection
13
Normal Sequences of Operation
13
Heating
13
Cooling
14
Fan Only
14
Startup, Adjustments, and Checks
14
Heating Startup
14
Gas BTU Input Check (Natural Only)
16
Temperature Rise Check
16
Total External Static Testing
17
Cooling Startup
18
Checking Subcooling
18
Checking Superheat
18
Troubleshooting
19
Ignition Control Error Codes
19
Fault Recall
19
Abnormal Operation - Heating
19
Internal Control Failure
19
External Lockout
19
Pressure Switch Stuck Open
20
Pressure Switch Stuck Closed
20
Primary Limit
20
Flame Detected with Gas Valve Closed
20
Low Flame Signal
20
Abnormal Operation - Cooling
20
Short Cycle Compressor Delay
20
High Pressure Switch/Loss of Charge Switch
20
Maintenance
21
Filter Replacement or Cleaning
21
Cabinet Finish Maintenance
21
Clean Outside Coil (Qualified Servicer Only)
21
Condenser, Evaporator, and Induced Draft Motors
21
Flame Sensor (Qualified Servicer Only)
21
Flue Passages (Qualified Servicer Only)
21
Cleaning Flue Passages (Qualified Servicer Only)
21
Main Burner Flame (Qualified Servicer Only)
21
Cleaning Burners
22
Accessories and Functional Parts
22
Sheet Metal Accessories
22
Functional Parts
22
General Information
22
Appendix
23
Ignition Control Diagnostic Indicator Chart
23
Heating Timing Chart
23
Cooling Timing Chart
23
Unit Dimensions
24
Wiring Diagram
25
Blower Performance
26
Start-Up Checklist
28

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