background image

Janfire NH Burner Service Installation Manual 4.16.09 - Technical specifications are subject to change without prior
notice.

25(38

)

User Menu

Press “menu” button briefly to scroll through user menu.
Changes are made with “+” and “-“ buttons.
Save changes by pressing and holding “menu” for 3 seconds.

User menu
Status

Min value

Max value

This shows the present status information, it can show
errors or running status.

Target temp. °F

131/136/149

179/185/197

Is only shown when modulating output regulation is
activated. If outdoor temp sensor is active, no adjustment is
possible. Brackets are then shown around numbers.
<Start temp

→ Target temp ← Stop temp>

Pellets used
( x lb) y lb

Shows calculated pellet consumption. The control has two
counters, one resettable and a total consumption counter.
Use “menu” to reset reset counter to zero.

Select power level
xx MBTU

10

78

Select power level. Service menu #60 and #61 specifies
maximum power level and lower limit of selected power
level.

Selection of NH Burner Output Value when running
without modulating functions.

Ashscrape each
39 lb (0.000lb)

3

144

Every xx lbs (40 lbs (=18 kg) default value). The second
value shows actual consumption.

Volumeweight:
42.1 lb/ft3

31.2

49.9

Correct level (lbs/ft3) is supplied by pellet supplier or by
weighing.

Energyvalue:
7.42 MBTU/lb
(ENHV)

6.49

7.89

Your pellet supplier must supply the correct value
(MBTU/lbs) based on European Net Heat Value.

Shut down?
“Menu”@3sec=
Yes

Mode is used to remove ashes from the boiler. Running
down function runs in three sequences: begin cooling,
burning cup scraping and then combustion stop. Press and
hold “menu” button for more than 3 seconds activates this
mode. This function is shown only when the burner is in
operation.

Manual feeding*
(dosage auger)

This text is shown only when the burner has stopped
operation. Feature is used to manually fill the dosage auger
for the initial start-up.
Press and hold down the “+” button and the dosage auger
will run until the button is released.

Manual feeding*
(external auger)

This text is shown only when the burner has stopped
operation. Feature allows you to manually fill the feeder
auger and burner hopper at initial system operation or after
running out of pellets.
Press and hold down the “+” button and the external feed
auger will run until the button is released or when the level
meter in the burner filling tube is affected.

*These two parameters should only be used by the installing contractor at the initial start-up of the system.

Summary of Contents for NH

Page 1: ...otice 1 38 Installation and Servicing Instructions Janfire NH Integral Pellets Burner with External Auger For heating contractors Please read carefully prior to installation and servicing Due to const...

Page 2: ...lation 11 4 1 Boiler Evaluation 11 4 2 Mounting the Burner 12 4 3 Mounting and Elongating the Extension Auger 14 4 4 Pellet Level Adjustment 15 4 5 Pellet Volume Density Adjustment 16 4 6 Pellet Energ...

Page 3: ...building application may be necessary depending on local code requirements Before using the system it must be controlled and fine tuned Adjustments and readings are made during start up These observa...

Page 4: ...exceeds 203 F 95 C the burner shuts down A flexible tube of special plastic The tube between the external feeding auger and the burner is constructed of a special plastic material which melts not bur...

Page 5: ...0 V AC 60 Hz Automatic ignition coil 1100 W Pellet storage volume Internal storage 75 gal 4 lbs 3 litre 1 8 kg Internal dosage motor 120 VAC 60Hz Combustion fan Variable speed operation Self cleaning...

Page 6: ...its The Min and Max input levels can be set from 10 000 to 78 000 Btu hr 3 23 kW If no PT 100 sensor is connected to the burner the burner input is controlled by pre programmed ouput levels which are...

Page 7: ...re 140 F 60 C Target temperature 163 F 73 C Temperature difference 73 60 13 P 10000 x 13 1300 I 500 x 13 65 D 0 x 0 0 Sum of P I D 1365 This added to nominal start up power 600 6kW 20 MBTU 1365 600 19...

Page 8: ...will be hidden and the burner will be controlled by the thermostat and work on nominal start up power level if External thermometer YES selected Outdoor temperature modulation In order to modulate bo...

Page 9: ...is placed on the coldest side of the building north northeast The temperature sensor is not to be fitted over windows or doors because of outstreaming warm air neither should it be placed in a recess...

Page 10: ...ice Installation Manual 4 16 09 Technical specifications are subject to change without prior notice 10 38 Pellet boiler and NH pellet burner system complete with fill auger and pellet storage Figure 5...

Page 11: ...ger combustion periods and fewer start ups and shut downs Manual Reset High limit control and low water cut off NOTE A manual reset high limit temperature control and manual reset low water cut off mu...

Page 12: ...ck burner in place NOTE Make sure that the burner door insulation remains intact after burner insertion Add high temperature insulation not supplied if necessary between burner flame deflector and bur...

Page 13: ...in and direct weather exposure and well above the snow line NOTE A manual reset high limit temperature control must be used as an additional safety control in addition to the PT 100 burner controller...

Page 14: ...e is nearly vertical NOTE Ensure secure mounting to avoid risk for the auger to fall 3 To maximize emptying of the external pellet storage the inlet of the auger should be placed as centrally in the s...

Page 15: ...3 Test with your finger to see if the diode lights up at a distance of 3 8 8 9 mm see Figure 8 Level adjustment below 4 Use a screwdriver and unscrew the cover plug as you now can reach the adjustmen...

Page 16: ...Volume Weight xxx lbs ft3 and change by pushing the and buttons To save the new weight density setting Press and hold down the menu button for 3 seconds 4 6 Pellet Energy Density Value ENHV To achieve...

Page 17: ...e display screen the external feeding auger starts This auger stops after 2 minutes if the internal hopper is not filled within that timeframe Press the ON OFF button and the auger continues to run Co...

Page 18: ...Go then to rows 71 offset burner bowl and 72 backburn and with the aid of offset adjust in temperature so that it shows the same as 75 Offset internal To change briefly press the menu button temperatu...

Page 19: ...execute an ashscrape the external auger will feed pellets for up to two minutes and the ignition process will begin You may stop the process by pressing on off once Stop waiting Press on off again to...

Page 20: ...eed to restart the ignition process Depending on the length of the previous maintenance period the burner will automatically determine whether to go into this maintenance mode The time limit for this...

Page 21: ...t is time to remove the ash the burner must be cooled and scraped This function is only activated when the burner is running by scrolling though the menu until you come to Shut down Press and hold dow...

Page 22: ...y and Energy density data so the user can easily change these settings depending on particular pellets used and still achieve good combustion Non airtight boiler doors can result in incorrect readings...

Page 23: ...level Scroll through service level by pressing up or down button Adjust the basic feeding time Menu 23 value normally 8 sec adjustable from 0 5 to 1 5 sec If CO2 level is too high reduce the feeding...

Page 24: ...d for user and service levels One press on the menu button in service menu makes the value editable numbers flashing Change value with the and buttons Press and hold both buttons at the same time for...

Page 25: ...ue shows actual consumption Volumeweight 42 1 lb ft3 31 2 49 9 Correct level lbs ft3 is supplied by pellet supplier or by weighing Energyvalue 7 42 MBTU lb ENHV 6 49 7 89 Your pellet supplier must sup...

Page 26: ...seconds Save to memory appears on the screen To exit without saving press menu briefly How to reset all values to factory default values Remove main power to burner wait until display is powered down...

Page 27: ...can vary between 0 5 and 1 5 sec 24 Afterblow 10 MBTU fan 15 The boilers thermostat stops the dosage and the fan after burns at this output level 25 Afterblow 20 MBTU fan 15 The boilers thermostat st...

Page 28: ...tart up failure flame sensor not activated Number of retries specified by this setting 1 PCS one attempt 47 Flameguard xxx F 302 F 50 392 o F A temperature from which the burner is switched from the s...

Page 29: ...on mode 61 Select power max 51 MBTU 10 78 Sets max power level when running in modulation mode Reset list by pressing menu for 3 secs 62 Cold starts 0 pcs Counts number of starts with heater element e...

Page 30: ...curve on the warmest day of the heating season 83 Boiler Low 140 o F 140 176 o F Sets boiler temp on the warmest day of the heating season 84 Boiler High 185 o F 149 194 o F Sets boiler temp for the c...

Page 31: ...until temp decreases Acknowledge warning by pressing on off twice Stop and start Problem Service needed Pellet consumption has exceeds service interval in service menu 59 Restart service level ERROR N...

Page 32: ...ighten both burner door bolts evenly and start the burner If the above does not work manually remove ash from the scraper using proper tools NOTE DO NOT HIT THE ASH SCRAPER WITH ANY OBJECT This may da...

Page 33: ...11801020 8 Push arm 11802015 9 Air dam 11801022 10 Micro switch bracket 11801018 11 Type K burner bowl sensor sensor cover 71842048 11802023 12 Allen head screw M4x10 80463005 13 Not shown Flange Scr...

Page 34: ...over 11802011 11802019 11802013 7 Frame 11801020 8 Drop shaft inspection cover 11801025 9 Trolley 11801017 11815001 11815002 10 Connection plate 71842042 11 Allen screws M4x10 80463005 12 Flange screw...

Page 35: ...ose up Description Part No 1 Motor separator 11801027 2 Trough 11801026 3 Half moon support 11801029 4 Bearing guide front 11803001 5 Dosing auger 11801040 6 Dosing motor assembly 51830013 7 Stud 1180...

Page 36: ...ical specifications are subject to change without prior notice 36 38 Figure 14 Ash scrape motor close up Description Part No 1 Scraper motor assembly 51830012 2 Motor frame 11801019 3 Scraper cam 1180...

Page 37: ...llation Manual 4 16 09 Technical specifications are subject to change without prior notice 37 38 Figure 15 Field wiring instructions Required for storage bins with service access Installation of L4006...

Page 38: ...ne Energy Systems LLC One Parkway P O Box 547 Bethel ME 04217 0547 Phone 207 824 NRGY 6749 www maineenergysystems com Products Manufactured by Janfire AB Sl ttertorpsgatan 3 Box 194 662 24 m l Sweden...

Reviews: