Monthly service report
Visit #14
Uniwater
Salt Lake, Kolkata
2026-05-18
Site
3-BHK apartment
Salt Lake CK Block
Kolkata, 700091
Salt Lake CK Block
Kolkata, 700091
System
HomeSoft 2K LPH Automatic
4-stage train · FRP vessels
Installed 2025-03-14
4-stage train · FRP vessels
Installed 2025-03-14
Parameters logged
| Parameter | Before | After | Target | Status |
|---|---|---|---|---|
| TDS (ppm) | 412 | 388 | < 500 | OK |
| Hardness (ppm CaCO₃) | 38 | 22 | < 60 | OK |
| Iron (ppm) | 0.09 | < 0.03 | < 0.10 | OK |
| pH | 7.4 | 7.3 | 6.5–8.5 | OK |
| Free residual chlorine (ppm) | 0.4 | < 0.05 | < 0.1 post-treatment | OK |
| Inlet pressure (bar) | 2.1 | 2.1 | 1.8–3.5 | OK |
| Outlet pressure (bar) | 1.8 | 1.9 | > 1.5 | OK |
Work performed
- —Inlet sediment pre-filter inspected, backwashed. No replacement needed.
- —Iron filter regen cycle verified. Media bed depth measured at 320 mm (target 300–350). No top-up required this visit.
- —Activated carbon filter — chlorine breakthrough test passed (post-stage residual < 0.05 ppm). Carbon life remaining ~9 months.
- —Softener resin — hardness leakage test passed. Salt tank checked, refilled 22 kg (next refill ~ Aug 2026).
- —Multiport valve seal inspected, lubricated. No leak.
- —Drain line clear. Bypass valve operates correctly.
Flags raised
None this visit. Carbon filter life is projected to fall below 6 months by the next visit — we’ll plan the replacement on visit #15 in line with the AMC schedule. No customer action required.
Next visit
Visit #15 — scheduled 2026-06-17
Same engineer. Same time slot. We’ll WhatsApp you the day before to confirm.