Santon Premier Plus Installation Guide - Advanced Water
Santon Premier Plus Installation Guide - Advanced Water
Santon Premier Plus Installation Guide - Advanced Water
You also want an ePaper? Increase the reach of your titles
YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.
8.3 FAULT FINDING<br />
The Fault Finding chart below will enable operational<br />
faults to be identified and their possible causes rectified.<br />
Any work carried out on the <strong>Premier</strong> <strong>Plus</strong> unvented water<br />
heater and its associated controls MUST be carried out by<br />
a competent installer for unvented water heating systems.<br />
In case of doubt contact the <strong>Santon</strong> Service Department<br />
(see contact details at foot of page 16).<br />
WARNING<br />
DO NOT TAMPER WITH ANY OF THE<br />
SAFETY VALVES OR CONTROLS SUPPLIED<br />
WITH THE PREMIER PLUS AS THIS WILL<br />
INVALIDATE ANY GUARANTEE<br />
TABLE 5 Fault Finding Chart<br />
F AU L T P O SSIB L E C AU S E R E M E D Y<br />
N o hot water flow 1. M ains s upply off 1. Chec k and open s top c oc k<br />
2. S trainer bloc k ed 2. Turn off water s upply .<br />
Rem ove s trainer and c lean (s ee<br />
W ater from hot taps is<br />
c old<br />
3. Cold W ater Com bination<br />
V alve inc orrec tly fitted<br />
1. DIR E CT immers ion<br />
heater not s witc hed on<br />
2. DIR E CT immers ion<br />
heater therm al c ut-out has<br />
operated<br />
3. INDIRE C T programmer<br />
s et to Central Heating only<br />
4. INDIRE C T boiler not<br />
work ing<br />
S ec tion 7.3)<br />
3. Chec k and refit as required<br />
1. Chec k and s witc h on<br />
2. Chec k . R es et by pus hing<br />
button.<br />
3. Chec k . S et to a D om es tic<br />
Hot W ater programme<br />
4. Chec k boiler operation. If fault<br />
is s us pec ted c ons ult boiler<br />
m anufac turer's ins truc tions<br />
14<br />
W ater dis c harges<br />
from E x pans ion V alve<br />
W ater dis c harges from<br />
T& P Relief V alve<br />
5. INDIRE C T therm al c utout<br />
has operated<br />
6. INDIRE C T m otoris ed<br />
valve not c onnec ted<br />
c orrec tly<br />
1. INTE R M ITTE NTLY<br />
5. Chec k . R es et by pus hing<br />
button on c ut-out. Check<br />
operation of indirec t therm os tat<br />
6. Chec k wiring and/or plum bing<br />
c onnec tions to m otoris ed valve<br />
(s ee F ig. 7)<br />
E x pans ion V es s el c harge 1. S ee S ec tion 7.5 for rec<br />
harging proc edure<br />
pres s ure has reduc ed below<br />
3.5bar<br />
2. CO NTINUA LLY<br />
a. Cold W ater Com bination<br />
V alve P res s ure R educ er not<br />
work ing c orrec tly<br />
b. E x pans ion V alve s eat<br />
dam aged.<br />
1. Therm al c ontrol failure<br />
NO TE water will be very hot<br />
a. Chec k pres s ure from C old<br />
W ater Com bination V alve. If<br />
greater than 3.5bar replac e<br />
P ressure Reduc er c artridge<br />
b. Rem ove E x pans ion V alve<br />
c artridge. Check c ondition of<br />
s eat. If nec es s ary fit new<br />
E x pans ion V alve c artridge.<br />
1. S witc h off pow er to<br />
immers ion heater(s ) and s hut<br />
dow n boiler. D O NO T turn off<br />
water s upply . W hen discharge<br />
s tops c hec k all therm al<br />
c ontrols , replac e if faulty .<br />
"M ilky" water O x y genated water W ater from a pressuris ed<br />
s y s tem releas es ox y gen<br />
bubbles w hen flowing. The<br />
m ilk iness w ill dis appear after a<br />
s hort w hile.
Change language