General Information; Pool Water Chemistry Instructions; Trouble Shooting - Henden HSMC15 Installation & Owner's Manual

Henden Salt and Mineral Chlorinator Owners Manual

11. GENERAL INFORMATION

11.1 Pool water chemistry instructions

POOL WATER Free Chlorine
BALANCE (ppm)
Ideal
reading 1.5 - 3
/ range
Increase
output of
sanitiser.
To increase Add chlorine.
Increase
filtration time.
Decrease output
of
To decrease sanitiser.
Decrease
filtration time.
Frequency
Weekly
of testing

12. TROUBLE SHOOTING

No Chlorine Production - Check for:
1. No power to system
2. Insufficient flow from pump
3. Control set to manual off
4. CHLORINE OUTPUT set to "0" setting
5. Dirty cell
6. Filter needs back washing
7. Flow switch not connected or damaged
8. Salt level too low triggering low salt cut-out
9. Main house fuse blown
10. Pump faulty
40 | HENDEN INSTALLATION & OWNERS MANUAL
Total
pH Alkalinity TA
(ppm)
Concrete &
tiled pools
7.4-7.6 80 - 150
Other surfaces
7.2-7.4
Add Soda Add Buffer
Ash (Sodium (Sodium
Carbonate) Bicarbonate)
Add
Add
Hydrochloric
Hydrochloric
Acid or Dry
Acid
Acid
Weekly Weekly
Low Chlorine Production - Check for:
1.
2.
3.
4.
5.
6.
7.
8.
9.
10. WINTER MODE accidently turned on
11.
12. Cell failing
Calcium Stabiliser -
Hardness Cyanuric Acid
(ppm) (ppm)
25-50ppm
Concrete & (15-25ppm if used
tiled pools with an ORP
200-275 controller)
Other surfaces
100-225 Not to be used in
indoor pools.
Add Calcium Add Cyanuric
Chloride Acid
Partially drain
& refill pool Partially drain
with lower & refill pool to
hardness dilute
water to Dilute
Weekly Regularly
Dirty cell - clean if required
Filter needs back washing
Pool stabiliser too low
pH too high
Salt level too low
Running time inadequate
CHLORINE OUTPUT set too low
POOL COVER MODE accidently turned on
SPA COVER MODE accidently turned on
Pump faulty
Recommended
salt Levels
(ppm)
Depends on model
(see page 39)
Add salt
Partially drain
& refill pool to
dilute
Regularly