Remeha P420 Assembly Instructions

Remeha

EN

Fuel oil/gas boilers

P 420

Assembly

Instructions

300016854-001-A

63193

1 Package list

Package list : Before starting to assemble the boiler, refer to the table below to check if you have received all the packages required.

1. Boiler body + Accessories

Boilers supplied with an assembled body

Number of sections	8	9	10	11	12	13	14
Assembled boiler body - (contents depend upon model)	1	1	1	1	1	1	1

For boiler supplied with the boiler body in bulk

	Number of sections		8	9	10	11	12	13	14
	Front section		1	1	1	1	1	1	1
	Special intermediate section		1	1	1	1	1	1	1
	Normal intermediate section		5	6	7	8	9	10	11
	Rear section		1	1	1	1	1	1	1
	Common accessories	1 Package	CS 20	CS 20	CS 20	CS 20	CS 20	CS 20	CS 20
	Lower insulation, boiler body	1 Package	CS 51	CS 53	CS 53	CS 55	CS 55	CS 57	CS 57
	Base frame - dimensions depend upon		1	1	1	1	1	1	1
	model
2.	Baffle plates
	Number of sections		8	9	10	11	12	13	14
	Baffle plates	1 Package	CS 30	CS 31	CS 31	CS 32	CS 32	CS 33	CS 33
3.	Casing
	Number of sections		8	9	10	11	12	13	14
	Casing (common parts)	Package RB2	1	1	1	1	1	1	1
	Casing, variable parts	Package MP2	-	-	1	-	-	1	-
		Package MP3	1	-	-	1	-	-	1
		Package MP4	-	1	1	1	2	2	2
		Package MP5	-	1	-	-	1	-	-
4.	Cable channel
	Number of sections		8	9	10	11	12	13	14
	Cable channel	1 Package	CS 41	CS 42	CS 43	CS 44	CS 45	CS 46	CS 47
5. Control panel RC 1
6.	Technical documents
	Number of sections		8	9	10	11	12	13	14
	Technical documents	1 Package	1	1	1	1	1	1	1
	(Content depends upon country)

2	P 420	02/04/08 - 300016854-001-A

2 Boilers supplied with an assembled body

Manoeuvring the assembled boiler body		Mounting:
To manoeuvre the assembled body, it is possible to use the four		For boilers with assembled boiler body, start assembly from figure 16
lifting rings located on the frame.
Hydraulic test:
Refer to view 10
Certain parts will have to be removed to carry out the hydraulic test.

3	Mounting
Warning : Assemble the boiler in the order given by the		Refer to the applicable price list for any optional features used.

numbers of each figure, in compliance with all the instructions.

Tools required

-1 22 box spanner

-1 Phillips screwdriver

-1 hammer

-1 putty gun

-1 stanley knife

-13 - 19 - 24 spanners

-1 Allen key

-JDTE or JDTE Plus assembly tool

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	02/04/08 - 300016854-001-A	P 420

	Boilers supplied with an assembled body
•	Hydraulic test:	• Mounting:
Refer to view 10		For boilers with assembled boiler body, start assembly from figure 16
Certain parts will have to be removed to carry out the hydraulic test.

For boiler supplied with the boiler body in bulk

Hydraulic test: Refer to view 10

Mounting: Assembly of the sections is done from back to front as shown below, beginning with assembly view 1

Front -	Rear
Boiler type		Rear section	Special intermediate	Normal intermediate	Front section
			section	section
P 420-8		1	1	5	1
P 420-9		1	1	6	1
P 420-10		1	1	7	1
P 420-11		1	1	8	1
P 420-12		1	1	9	1
P 420-13		1	1	10	1
P 420-14		1	1	11	1

4	P 420	02/04/08 - 300016854-001-A

1 Assembly of the base frame, delivered unassembled

1

M001233

23

2

3

M001234

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	02/04/08 - 300016854-001-A	P 420

2 Fitting the brackets

Front -	Rear	P 420-9 - P 420-11 - P 420-13
P 420-8 - P 420-10 - P 420-12 - P 420-14

`Fit the 2 rear holding brackets and secure them to the frame.

Use the corresponding holes following the indication on the frame.

`Position the lower insulation (fabric to the top) package CS 51 to CS 57. If necessary, adapt the length of or fold the lower insulation after completing assembly of the casing.

3 Positioning the frame and the rear section

Establish the location of the frame on the basis of the opening direction of the furnace door and the length of the burner. Position the rear section on the frame and prop it up.

Affix it to the brackets (2 screws HM 12x40/40 + 4 washers L12 + 2 nuts HM12).

Around every 100 mm, place points of silicon mastic (1 tube delivered with the accessories package CS 20) in the leak proofing groove in the section using a gun.

Carefully introduce the leak proof thermocord into the leak proofing groove.

do not pull on the seal while inserting it. Otherwise, you may stretch it and reduce its thickness. You must not make the junction point with the thermocord in the lower part of the section.

6	P 420	02/04/08 - 300016854-001-A

4

edges.Handle the nipples with gloves, there might be sharp

-Clean the bores and nipples. Coat with the lubricant supplied with the sections.

5

(1)Sandpaper

(2)Lubricant (Supplied)

- Gently push in the 2 nipples.

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6 Assembling the sections

A : Thermocord

Special intermediate section in front of rear section.

Place the first special intermediate section, making sure that it is turned in the right direction, i.e. with the flattening groove against the thermocord.

For safety reasons, insert an upper assembly rod (loose boiler body accessories package) into the holes in the 2 sections.

Push the section gently and simultaneously on the 2 nipples of the rear section with a hammer and a piece of wood positioned in line with the bores.

8	P 420	02/04/08 - 300016854-001-A