Minimum Clearances To Combustibles; Recommended Minimum Clearances For Service - Viessmann Vitorond 100 VR1 Series Installation And Service Instructions Manual
Oil-fired boiler heating input 91 to 140 mbh 27 to 41 kw
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- Installation and service instructions manual (76 pages) ,
- Technical data manual (17 pages) ,
- Installation and service instructions manual (72 pages)
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Vitorond 100, VR1-22 to -33 Installation and Service
Minimum Clearances to Combustibles
*1 Clearance of 24" (610 mm) required . for burner service.
Legend
A Boiler
B Burner
Recommended Minimum Clearances for Service
Legend
A Boiler
For typical installations, Viessmann recommends installing
the boiler with clearances as shown in Recommended
Minimum Clearances for Service.
The following are clearances to combustibles:
Standard installation
Boiler model VR1
Rear
in.
(mm)
Sides
in.
(mm)
Flue
in.
(mm)
Floor
Alcove installation
Boiler model VR1
Rear
in.
(mm)
Sides
in.
(mm)
Flue
in.
(mm)
Top
in.
(mm)
Floor
*1 Minimum access for cleaning and service.
Set-up
-22
-27
-33
6
6
(150)
(150)
(150)
0
0
0
0
9
9
(230)
(230)
(230)
Combustibles
-22
-27
-33
6
6
(150)
(150)
(150)
0
0
0
0
9
9
(230)
(230)
(230)
6
6
(150)
(150)
(150)
Combustibles
6
0
0
9
6
0
0
9
6
13
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