![Riello 964 T2 Скачать руководство пользователя страница 37](http://html1.mh-extra.com/html/riello/964-t2/964-t2_installation-use-and-maintenance-instructions_1459422037.webp)
18
SIGNAL
FAULT
POSSIBLE CAUSE
SOLUTION
No blink
The burner does not
start
1
- No electrical power supply . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Close all switches - Check fuses
2
- A limit or safety control device is open . . . . . . . . . . . . . . . . . . . . . . . . . . Adjust or replace
3
- Control box lock-out. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .Reset control box (no sooner than 10 s
after the lockout)
4
- Pump is jammed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
5
- Erroneous electrical connections . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Check connections
6
- Defective control box. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
7
- Defective electrical motor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
8
- Defective motor capacitor . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace it
2 pulses
After pre-purge and the
safety time, the burner
goes to lockout at the
end of the safety time
9
- No fuel in tank; water on tank bottom . . . . . . . . . . . . . . . . . . . . . . . . . . . Top up fuel level or suck up water
10 - Inappropriate head and air damper adjustments . . . . . . . . . . . . . . . . . . Adjust, see page 8
11 - Light oil solenoid valves fail to open (1st stage or safety). . . . . . . . . . . . Check connections; replace coil
12 - 1st nozzle clogged, dirty, or deformed . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
13 - Dirty or poorly adjusted firing electrodes. . . . . . . . . . . . . . . . . . . . . . . . . Adjust or clean
14 - Grounded electrode due to broken insulation . . . . . . . . . . . . . . . . . . . . . Replace
15 - High voltage cable defective or grounded. . . . . . . . . . . . . . . . . . . . . . . . Replace
16 - High voltage cable deformed by high temperature . . . . . . . . . . . . . . . . . Replace and protect
17 - Ignition transformer defective . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
18 - Erroneous valves or transformer electrical connections . . . . . . . . . . . . . Check
19 - Defective control box. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
20 - Pump unprimed. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Prime pump and see “Pump
unprimes”
21 - Pump/motor coupling broken . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
22 - Pump suction line connected to return line . . . . . . . . . . . . . . . . . . . . . . . Correct connection
23 - Valves up-line from pump closed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Open
24 - Filters dirty: line - pump - nozzle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Clean
25 - Defective photocell or control box . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace photocell or control box
26 - Photocell dirty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Clean
27 - 1st stage operation of cylinder is faulty. . . . . . . . . . . . . . . . . . . . . . . . . . Change the cylinder
28 - Motor lockout . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reset thermal relay
29 - Defective motor command remote control device . . . . . . . . . . . . . . . . . . . . . . Substitute it
30 - Electrical power supply two-phase . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reset thermal relay
thermal cut-out trips when third phases are re-connected
31 - Incorrect motor rotation direction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Change motor electrical connec-
tions
4 pulses
The burner starts and
then goes into lockout
32 - Photocell short-circuit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace photocell
33 - Light is entering or flame is simulated. . . . . . . . . . . . . . . . . . . . . . . . . . . Eliminate light or replace control box
7 pulses
Flame detachment
34 - Poorly adjusted head . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjust, see page 8, fig. (F)
35 - Poorly adjusted or dirty firing electrodes . . . . . . . . . . . . . . . . . . . . . . . . . Adjust, see page 8, fig. (B)
36 - Poorly adjusted fan air gate: too much air . . . . . . . . . . . . . . . . . . . . . . . Adjust
37 - 1st nozzle is too big (pulsation). . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reduce 1st nozzle delivery
38 - 1st nozzle is too small (flame detachment). . . . . . . . . . . . . . . . . . . . . . . Increase 1st nozzle delivery
39 - 1st nozzle dirty, or deformed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
40 - Pump pressure not suitable . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjust it: between 10 - 14 bar
41 - 1st stage nozzle unsuited to burner or boiler . . . . . . . . . . . . . . . . . . . . . See Nozzle Table, page 7; reduce
1st stage nozzle
42 - Defective 1st stage nozzle . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
The burner does not
pass to 2nd stage
43 - Control device TR does not close . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjust or replace
44 - Defective control box. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
45 - 2nd stage sol. valve coil defective . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
46 - Piston jammed in valve unit . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace entire unit
Fuel passes to 2nd
stage but air remains in
1st
47 - Low pump pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Increase
48 - 2nd stage operation of cylinder is faulty . . . . . . . . . . . . . . . . . . . . . . . . . Change cylinder
Burner stops at transi-
tion between 1st and
2nd stage.
Burner repeats starting
cycle.
49 - Nozzle dirty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Renew nozzle
50 - Photocell dirty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Clean
51 - Excess air . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Reduce
Uneven fuel supply
52 - Check if cause is in pump . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Feed burner
from tank or fuel supply system . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . located near burner
Internally rusted pump
53 - Water in tank
Suck water from tank bottom with
separate pump
Noisy pump, unstable
pressure
54 - Air has entered the suction line . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tighten connectors
- Depression value too high (higher than 35 cm Hg):
55 - Tank/burner height difference too great . . . . . . . . . . . . . . . . . . . . . . . . . Feed burner with loop circuit
56 - Piping diameter too small . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Increase
57 - Suction filters clogged . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Clean
58 - Suction valves closed . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Open
59 - Paraffin solidified due to low temperature . . . . . . . . . . . . . . . . . . . . . . . . Add additive to light oil
Pump unprimes after
prolonged pause
60 - Return pipe not immersed in fuel . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Bring to same height as suction pipe
61 - Air enters suction piping . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tighten connectors
Pump leaks light oil
62 - Leakage from sealing organ . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace pump
Smoke in flame
- dark Bacharach
- yellow Bacharach
63 - Not enough air. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjust head and fan air damper, see
page 8
64 - Nozzle worn or dirty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
65 - Nozzle filter clogged . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Clean or replace
66 - Erroneous pump pressure . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjust to between 10 - 14 bar
67 - Flame stability disc dirty, loose, or deformed . . . . . . . . . . . . . . . . . . . . . Clean, tighten in place, or replace
68 - Boiler room air vents insufficient . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Increase
69 - Too much air . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Adjust head and fan air damper, see
page 8
Dirty combustion head
70 - Nozzle or filter dirty . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Replace
71 - Unsuitable nozzle delivery or angle . . . . . . . . . . . . . . . . . . . . . . . . . . . . See recommended nozzles, page 7
72 - Loose nozzle. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Tighten
73 - Impurities on flame stability spiral . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Clean
74 - Erroneous head adjustment or not enough air . . . . . . . . . . . . . . . . . . . . Adjust, see page 8; open gate valve
75 - Blast tube length unsuited to boiler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . Contact boiler manufacturer
10 pulses
76 - Connection or internal fault
77 - Presence of electromagnetic disturbance. . . . . . . . . . . . . . . . . . . . . . . . Use the radio disturbance protection
kit)