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KALVIS-100MG ... -500MG LT 2019.03.18
6.5. Boiler equipment servicing periodicity
Table 2
No
Equipment (part name)
Service operation
Periodicity
Remarks
1
Heat exchanger
Heat exchanger flushing
Once in 2 years
Or as required
Change of door sealing rope
Once a year
Or as required
2
Heat exchanger door gear
Lubrication
Once a 3 months
3
Protective valves
Manual opening
Once a day
4
Closing fittings
Closing and opening
Once a week
5
Ash pushing mechanism
Inspection, cleaning if
needed
Once a month
Depending on fuel type and quality
6
Ash container
Inspection, cleaning if
needed
Once a 2
– 5 days
Depending on fuel type and quality
and boiler power
7
Cleaning gear drives
Inspection
Once a 3 months
8
Multicyclone
Inside cleaning
Once a 3 months
In line with the instructions of given
unit operation manual
9
Burner
Inspection
Once a month
10
Fuel supply auger
Inspection, inside cleaning
Once a 3 months
11
Smoke exhauster
Cleaning
Once a year
12
Draught measurement
equipment
Inspection, inside cleaning
Once a 2-4 weeks
Depending on fuel type and quality
It is recommended, that stokers filled boiler house working log regularly, writing down the main boiler
operation mode data at a set periodicity: supply and return water temperatures, pressure, scheduled boiler
service tasks.
Hopper and auger conveyor operation is carried out according to the operation conditions specified in
their installation and service manuals (enclosed with the equipment).
6.6. Most common boiler operation faults and what to do
Table 3
No
Potential problems
Cause
What to do
1.
Condensate leaks
from the boiler,
resins form
Too low temperature of water returning to
the boiler
Check operation of recirculation pump
Adjust mixing valve
2.
Boiler fails to
develop power
Improper fuel
Change fuel supplier
Incorrectly adjusted burner
Call manufacturer’s representative
3.
Smoke temperature
is too high
Heat exchanger is sooty
Clear sooth away from hearth surfaces
Sediment accumulation inside the heat
exchanger
Adjust heat exchanger cleaning device.
Too high chimney draught
Install/adjust smoke exhauster
4.
Constant water
pressure reduction
in the boiler
Leaking welded joints
Call manufacturer’s representative
Equipment was damaged during
transportation
Incorrectly connected equipment
During connection, follow the installation and service
manual
Corrosion or other chemical damage
Use proper system water preparation method
Use proper fuel
Find and remove worn parts
8.
Failures of boiler
drives and electrical
control
Control system failure
Call manufacturer’s representative
Ash removal augers are stuck
If ash removal auger is stuck, eliminate its cause
Drive (heat exchanger control, ash removal)
failure
Check state of the drives. Call manufacturer’s
representative
6.
Sparks, smoke
come out of the
boiler (through
doors and lids)
Sealing ropes are worn
Restore sealing by correcting rope (or other material) in the
grooves or if this does not help use new rope
Door not closed
Remove foreign things from the door gap, then close boiler
service doors and fasten them with handles
Smoke exhauster is out of operation
Check smoke exhauster
7.
Burner will not turn
on
Emergency thermostat is active
Controller failure.
See fig. in controller manual *
8
Fuel supply hose
burned down
Too highly set burner temperature
Bad fuel is used
Dirty burner
Replace hose
Too low draught
Adjust smoke exhauster
9.
Jointed crankshaft
axles.
After opening the heat exchanger door, the
turbulators are not properly placed in the
sockets (see Fig. 8).
Open the heat exchanger door, properly insert the turbulent
(check the turbulent supports if necessary).
* See fig.
Burner control unit PLUM ecoMAX850P2-O (or KEY RK-2006LPGP2) for Pellet Boilers Installation, Maintenance, Service and
Operation Manual
.
IT IS FORBIDDEN:
-
To fill the system with cold water when the boiler is hot.
-
To extinguish the boiler by pouring water into the hearth or burner.
Summary of Contents for Kalvis-100MG
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