QA/QC  › HVAC & Air Conditioning  › AHU/FCU Installation Checklist
Checklist · QC-HVC-CHK-002
AHU/FCU Installation Checklist
15 checkpoints across 6 sections. During AHU/FCU installation and before system start-up; post-installation visual inspection
15 Checkpoints
6 Sections
Per unit installation; pre-commissioning check
QC Engineer, HVAC Contractor

Checklist Preview

S.No.CheckpointIS RequirementStatus
A. EQUIPMENT RECEIPT AND CONDITION
A1Unit received in good condition; factory seals intact; no visible damage during transport inspection
Acceptance: Visual inspection performed; no dents, corrosion, or component damage; all factory protective covers in place; documentation recorded
Cl. 4.1 — Damage assessment
OK
NC
NA
HOLD
A2Factory test report and performance curve provided; unit capacity and specifications verified
Acceptance: Factory test certificate shows cooling/heating capacity, power consumption, noise level; capacity matches design specification; serial number noted
Cl. 4.2 — Factory documentation
OK
NC
NA
HOLD
B. INSTALLATION LOCATION AND MOUNTING
B1Unit installed in correct location per design drawings; adequate clearance for maintenance access
Acceptance: Installed location matches approved design; ≥1 m clearance on access sides; no obstruction of filters, coils, or drain pans
Cl. 5.1 — Location compliance
OK
NC
NA
HOLD
B2Unit mounted on vibration isolators (resilient pads or spring hangers); unit level and plumb
Acceptance: Isolators installed under all mounting feet; unit level within ±5 mm across top surface; isolator compression uniform; deflection < 2 mm under gravity load
Cl. 5.2 — Vibration isolation
OK
NC
NA
HOLD
B3Unit anchored securely; no movement when force applied (horizontal/vertical shake test)
Acceptance: All anchor bolts torqued; no movement > 2 mm when firm hand force applied; unit stable during operation
Cl. 5.3 — Anchor security
OK
NC
NA
HOLD
C. AIR CONNECTIONS (INLET/OUTLET)
C1Inlet and outlet duct connections aligned and secured; flexible connectors used to isolate vibration
Acceptance: Ducts aligned concentrically with unit ports; flexible connectors properly fastened at both ends; no sharp bends at connections
Cl. 6.1 — Duct connection integrity
OK
NC
NA
HOLD
C2Condensation drain line properly pitched toward drain point; trap filled with water to prevent air entry
Acceptance: Drain slope ≥1% (1:100); drain line clear and unobstructed; P-trap filled; no standing water or algae growth
Cl. 6.2 — Drainage provision
OK
NC
NA
HOLD
C3Filter accessibility verified; filter size and type match design specification
Acceptance: Filter frame accessible without tool removal; filter rating (MERV/G4/F7 etc.) matches design; no bypass evident; filter not pre-loaded
Cl. 6.3 — Filter installation
OK
NC
NA
HOLD
Showing 8 of 15 checkpoints ·
A. EQUIPMENT RECEIPT AND CONDITION
A1Unit received in good condition; factory seals intact; no visible damage during transport inspection
Cl. 4.1 — Damage assessment (IS 14665:2005)
Visual inspection performed; no dents, corrosion, or component damage; all factory protective covers in place; documentation recorded
OKNCNAHOLD
A2Factory test report and performance curve provided; unit capacity and specifications verified
Cl. 4.2 — Factory documentation (IS 14665:2005)
Factory test certificate shows cooling/heating capacity, power consumption, noise level; capacity matches design specification; serial number noted
OKNCNAHOLD
B. INSTALLATION LOCATION AND MOUNTING
B1Unit installed in correct location per design drawings; adequate clearance for maintenance access
Cl. 5.1 — Location compliance (IS 14665:2005)
Installed location matches approved design; ≥1 m clearance on access sides; no obstruction of filters, coils, or drain pans
OKNCNAHOLD
B2Unit mounted on vibration isolators (resilient pads or spring hangers); unit level and plumb
Cl. 5.2 — Vibration isolation (IS 14665:2005)
Isolators installed under all mounting feet; unit level within ±5 mm across top surface; isolator compression uniform; deflection < 2 mm under gravity load
OKNCNAHOLD
B3Unit anchored securely; no movement when force applied (horizontal/vertical shake test)
Cl. 5.3 — Anchor security (IS 14665:2005)
All anchor bolts torqued; no movement > 2 mm when firm hand force applied; unit stable during operation
OKNCNAHOLD
C. AIR CONNECTIONS (INLET/OUTLET)
C1Inlet and outlet duct connections aligned and secured; flexible connectors used to isolate vibration
Cl. 6.1 — Duct connection integrity (IS 14665:2005)
Ducts aligned concentrically with unit ports; flexible connectors properly fastened at both ends; no sharp bends at connections
OKNCNAHOLD
C2Condensation drain line properly pitched toward drain point; trap filled with water to prevent air entry
Cl. 6.2 — Drainage provision (IS 14665:2005)
Drain slope ≥1% (1:100); drain line clear and unobstructed; P-trap filled; no standing water or algae growth
OKNCNAHOLD
C3Filter accessibility verified; filter size and type match design specification
Cl. 6.3 — Filter installation (IS 14665:2005)
Filter frame accessible without tool removal; filter rating (MERV/G4/F7 etc.) matches design; no bypass evident; filter not pre-loaded
OKNCNAHOLD
Showing 8 of 15 ·
Inspection Sign-Off
APPROVED
APPROVED WITH CONDITIONS
REJECTED — NCR RAISED
Remarks
Name / Sign / Date
Inspected By
Name / Sign / Date
Reviewed By
Name / Sign / Date