Section Iv. Trouble Shooting - Pentair Eclipse 58920100 Mode D'emploi

SECTION IV. TROUBLE SHOOTING.

System Problem
Pool water not
sufficiently clean.
High filter pressure.
Requires frequent backwash
(short filter cycle).
Return flow to pool diminished 1. Obstruction in pump hair and lint strainer.
and low filter pressure.
Sand returning to pool.
Rev. H • Rev. H • Rév. H
Cause
1. Pool chemistry not adequate to inhibit algae growth.
2. Backwashing too frequently.
3. Improper amount or wrong sand size.
4. Inadequate turnover rate.
1. Insufficient backwashing.
2. Sand bed plugged with mineral deposits.
3. Partially closed valve or restriction in return.
1. Improper backwash.
2. Pool chemistry not adequate to inhibit algae growth.
3. Plugged sand bed.
4. Flow rate too high.
2. Obstruction in pump.
3. Obstruction in suction line to pump.
1. Broken underdrain lateral.
2. Backwash rate too high.
5-15-01
Remedy
Maintain pool chemistry or consult pool service technician.
Allow pressure to build to 5-11 psi above clean filter condition before
backwashing, see SECTION II, G.5.
Check sand bed depth and sand size or consult pool service technician.
Run system for longer time or consult pool service technician.
Backwash until water runs clear.
Chemically clean filter and/or change sand, see SECTION I.
Open valve or remove obstruction in return line.
Backwash until water runs clear.
Maintain pool chemistry or consult pool service technician.
Manually remove top 1 in. surface of sand bed and chemically clean as
required.
Restrict flow to capacity of filter.
Clean basket in strainer.
Disassemble and clean pump.
Clean skimmer basket. Remove obstruction in lines. Open valves in
suction line.
Replace broken or damaged laterals.
Reduce backwash flow rate.
9 P/N • Núm/Pte. • Réf. P/N 99226000