AHU Checklist

Khorais Road Project - Riyadh
Saudi Diyar Consultants
HVAC System
Air Handling Unit
Project :
Date : Ambient Temp, °F:
a- General :
1- Unit No :
2- Location :
3- Served area :
4- Serial Number :
5- Model Number :
6- Type :
7- Voltage :
8- Amperage :
WATER
9- Inlet Temperature , ° F:
10- Outlet Temperature, ° F :
11- Inlet Pressure, psi :
12- Outlet pressure, psi :
Design Actual
13- Water flow, gpm :
AIR
14- Leaving air temperature db/wb, ° F : /
15- Entering air temperature db/wb, ° F : /
Design Actual
16- Airflow, cfm :
Electric Heater
17- Heater , Kw :
18- Stages :
19- Reheat, Kw :
20- Stages :
21- Motor RPM :
Design Actual
22- Supply air, cfm
23- Return air, cfm
24- Fresh air, cfm
NOTES :
Name Signature
10/08/2019
General 1
06:26:34
b- Check List :
1 - Unit installed on concrete pad with 2" thick coark ok not ok

2 - Unit is installed on anti vibration mounts ok not ok
3 - Alignment and Levelling good bad
4 - Condensate drain pipe directed to nearest floor drain ok not ok
5 - Condensate drain pipe shall have a P-Trap found not found
6 - Chilled water pipes installation good bad
7 - Chilled water pipes insulation good bad
8 - FDI installation on main ChW return pipe found not found
9 - Pipes identifications ok not ok
### - Valves tagging ok not ok
11 - Pressure gauges installation found not found
### - Thermometer installation found not found
### - Automatic air vent installation found not found
### - 2-way valve installation found not found
### - Strainer installation found not found
### - General cleaning ok not ok
### - Smoke detector installation found not found
### - Differential pressure on AHU's filter found not found
### - Differential pressure on AHU's fan found not found
### - Ducts installations good bad
### - Ducts insulation good bad
### - Ducts identification ok not ok
### - Canvas installation at main supply and return ducts found not found
### - Fresh air duct installation good bad
### - Volume damper installation at FA duct with filter found not found
### - Clading or wrapping for Ch. W pipes found not found
NOTES :
Name Signature Date
10/08/2019
Checklist 2
06:26:34
c- Electrical Checklist
AHU is connected to MCC panel No. :

Voltage :
Amperage :
1 - Control panel installation good bad

2 - Indication lamps found not found
3 - Phase failure unit protection found not found
4 - Overload protection found not found
5 - Wires are tightly connected good bad
c- Control Checklist
AHU is connected to DDC panel No. :

Thermostat setting:
Min, ° F Max, ° F
occupied
not occupied
RH %
1 - 2-way valve connection to DDC panel ok not ok

2 - Smoke detector connection to DDC panel ok not ok
3 - Filter differential switch connection to DDC panel ok not ok
4 - Fan differential switch connection to DDC panel ok not ok
5 - Thermostat installation and connection to DDC ok not ok
6 - Humidistat installation and connection to DDC ok not ok
7 - Outside air temperature sensor installation ok not ok
8 - Outside air humidity sensor ok not ok
9 - Heater and reheat stages connection to DDC panel ok not ok
### - Sequence of operation programming ok not ok
11 - Interlocking with fire alarm system ok not ok
NOTES :
Name Signature Date
10/08/2019
Electrical&Control 3
06:26:34
d- Air Balancing
Velocity Reading
UNIT No. : Section: Main Supply Location:

Width, in Av. FPM 0.0 SCFM 0.0 Design CFM
Duct
Depth, in Reading No. 1 ACFM 0.0 Actual CFM

Area, ft² 0.0 Corr, Factor 0.90 Deviation % 100.00
INPUT DATA
CALCULATED
XY 1 2 3 4 5 6 7 8 9
1
2
3
4
5
6
7
8
9
10
Measured data
INPUT DATA
CALCULATED
NOTES :
Name Signature Date
10/08/2019
Supply 4
06:26:34
1
0
100.00
10/08/2019
Supply 5
06:26:34
d- Air Balancing
Velocity Reading
UNIT No. : Section: Main Return Location:

Duct

INPUT DATA
CALCULATED
XY 1 2 3 4 5 6 7 8 9
1
2
3
4
5
6
7
8
9
10
Measured data
INPUT DATA
CALCULATED
NOTES :
Name Signature Date
10/08/2019
Return 6
06:26:34
1
0
100.00
10/08/2019
Return 7
06:26:34
d- Air Balancing
Velocity Reading
UNIT No. : Section: Fresh Air Duct Location:

Duct

INPUT DATA
CALCULATED
XY 1 2 3 4 5 6 7 8 9
1
2
3
4
5
6
7
8
9
10
Measured data
INPUT DATA
CALCULATED
NOTES :
Name Signature Date
10/08/2019
Fresh air 8
06:26:34
1
0
100.00
10/08/2019
Fresh air 9
06:26:34
d- Air Balancing
Velocity Reading
UNIT No. : Served Area: Location:

Length, ft Av. FPM 0.0 SCFM 0.0 Design CFM
Area factor Reading No. 1 ACFM 0.0 Actual CFM
Type Corr, Factor 0.90 Deviation % 100.00
INPUT DATA
CALCULATED
Measured data, FPM
NOTES :
Name Signature Date
10/08/2019
Air Outlet 10
06:26:34
1
0
100.00
10/08/2019
Air Outlet 11
06:26:34

AHU Checklist

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Khorais Road Project - Riyadh

Saudi Diyar Consultants

1 - Unit installed on concrete pad with 2" thick coark ok not ok

Name Signature Date

AHU is connected to MCC panel No. :

1 - Control panel installation good bad

AHU is connected to DDC panel No. :

1 - 2-way valve connection to DDC panel ok not ok

Name Signature Date

UNIT No. : Section: Main Supply Location:

Depth, in Reading No. 1 ACFM 0.0 Actual CFM

Name Signature Date

UNIT No. : Section: Main Return Location:

Depth, in Reading No. 1 ACFM 0.0 Actual CFM

Name Signature Date

UNIT No. : Section: Fresh Air Duct Location:

Depth, in Reading No. 1 ACFM 0.0 Actual CFM

Name Signature Date

UNIT No. : Served Area: Location:

Measured data, FPM

Name Signature Date

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