Job No: TR-2026-0016 PASS

DPS 01 • Chemical dosing pump with motor (Scrubber)

Hydrotek Engineering Co.

Hydrotek Engineering Co.

Technical Services Division

Technical Services Division
EQUIPMENT OVERHAUL & TEST REPORT
Job No: TR-2026-0016
Date: 13/05/2026
Overall Result: PASS
1. Equipment Details
Project Details Mushrif pumping station rehabilitation work
Tag / Equipment ID DPS 01 Location ML-1
Equipment Name Chemical dosing pump with motor (Scrubber)
Motor Specs 0.25 kW | 415 V | 0.4 A
Pump Specs Model: Flygt Submersible / KSB
2. Electrical & Insulation Checks
Test Parameter Measured Value Result
Motor Rewinding & Stator Check REPLACED AND TESTED OK PASS
Winding Resistance (Ohms) U–V: 3.434 Ω | V–W: 3.366 Ω | W–U: 3.400 Ω PASS
Insulation Resistance (500V DC) – Phase to Ground 446.34 MΩ (Min: > 5 MΩ) PASS
Insulation Resistance (500V DC) – Phase to Phase 417.96 MΩ (Min: > 5 MΩ) PASS
3. Mechanical Seal & Bearing Replacement
Component Checked Replacement Details / Part No. Result
Bearings – Drive End (DE) Part No: 6208 2Z/C3 • Brand: SKF (Explorer Series) (Replaced New) PASS
Bearings – Non-Drive End (NDE) Part No: 6206 2Z/C3 • Brand: SKF (Explorer Series) (Replaced New) PASS
Mechanical Seal & Leak Test Burgmann MG1 / 45mm SiC/SiC/Viton • Static Leak Test: Pass PASS
4. Operational Run Test
Test Parameter Measured Value Result
Running Current (A) L1: 0.10 A | L2: 0.10 A | L3: 0.10 A PASS
Bearing Temperature (°C) DE: 44.5 °C | NDE: 48.2 °C (Normal) PASS
Vibration Level DE: 1.60 mm/s | NDE: 1.68 mm/s (Smooth) PASS
Rotation & Seal Check Rotation: Correct (CW) | Seal Leakage: Nil / None PASS
5. Sign-Off & Approvals
PREPARED BY:
ENG. JITHU THOMAS
Signature Date: 13/05/2026
INSPECTED BY:
ASWATH KUMAR HOSDURG
Signature Date: 13/05/2026
APPROVED BY:
ABU GEROGE
Signature Date: 13/05/2026
Hydrotek Engineering Co. • Equipment Overhaul & Test Certificate
REF: TR-2026-0016 • PAGE 1 OF 1