REMEHA P 520 Assembly Instructions Manual page 23

25 Fitting the furnace door
Fit the door onto the hinge by inserting the pin.
26
Fit the 2 doors of the upper flue ways (wing nuts).
25/01/2012 - 300016864-001-C
Close the furnace door on the 8 studs and fasten with 8
washers and nuts.
P 520
23