Complete Maintenance Schedule — Lahore Bore Water
| Task | Standard Interval | Lahore Bore Water Interval | DIY? | Cost (PKR) |
|---|---|---|---|---|
| Sediment prefilter | 6–12 months | Every 3–4 months | Yes | 600–2,000/set |
| Carbon prefilter | 6–12 months | Every 6 months | Yes | 800–4,000/set |
| Permeate TDS check | Monthly | Weekly (commercial)/Monthly (home) | Yes (TDS meter) | TDS meter: 500–2,000 |
| RO membrane | 2–4 years | 2–3 years (with softener) | Professional | 3,000–200,000 |
| UV lamp | 12 months | 12 months — non-negotiable | DIY domestic | 1,500–8,000 |
| Storage tank sanitisation | 12 months | 12 months | DIY with chemicals | 500–2,000 |
| High-pressure pump inspection | 12 months (commercial) | 12 months / more for 24hr systems | Professional | 8,000–20,000 |
| Antiscalant dosing check | Monthly | Monthly | DIY visual | Chemical cost |
Why Lahore Bore Water Needs More Frequent Maintenance
Standard RO maintenance intervals are designed for cleaner, softer source water than Lahore bore water provides. Lahore bore water in Ichhra, Samanabad, Rehmanpura and Shama typically has TDS of 700–2000 ppm and hardness of 300–800 mg/L — significantly more demanding than the conditions most manufacturer schedules assume.
The sediment load in Lahore bore water is also higher. Sediment prefilters on Lahore bore water clog in 3–4 months rather than 6–12 months. Following a standard schedule on Lahore bore water means you are allowing clogged, bypassed filters to expose your membrane to sediment damage in the last 2–3 months of every cycle.
The TDS Monitoring Habit That Prevents Expensive Surprises
Buy a TDS meter (PKR 500–2,000). At installation, measure and record the permeate TDS — this is your baseline. Check and record it monthly. Post the log next to the system.
A consistent upward trend of more than 50% from baseline is the earliest warning of membrane decline, caught before the membrane fails completely. A sudden sharp rise indicates O-ring failure — call a technician within days. Without this monitoring, membrane failure goes undetected until the system is producing poor-quality water that the consumer has no way to identify.
Frequently Asked Questions
How often should I service my RO plant in Lahore?
Sediment prefilter: every 3–4 months. Carbon prefilter: every 6 months. TDS check: monthly (home) or weekly (commercial). UV lamp: every 12 months. Professional inspection: annually. These are Lahore bore water specific frequencies — standard schedules from the manufacturer are not appropriate for Lahore conditions.
What is the most important RO maintenance task?
Replacing the carbon prefilter every 6 months. An exhausted carbon filter allows chlorine to permanently oxidise the polyamide RO membrane. This damage is irreversible and requires membrane replacement. The filter costs PKR 800–4,000. The membrane costs PKR 3,000–200,000 to replace.
Can I maintain my RO plant myself?
Sediment and carbon prefilter replacement can be done carefully by a homeowner. TDS monitoring is entirely DIY. UV lamp replacement for domestic systems can be DIY with precautions. Membrane replacement, pump inspection and O-ring assessment are best done professionally.
Book a Scheduled Maintenance Visit
Aqua Prima provides scheduled maintenance for home and commercial RO systems across Lahore.
Ichhra, Lahore | 0327 457 5527