Vermont Castings • Merrimack Large Insert Owner’s Manual_R15 • 11/18
10
3-90-30004671
Operation
Your Insert's Controls and What They Do
$OO0HUULPDFN/DUJH,QVHUWFRQWUROVDUHFRQYHQLHQWO\ORFDWHG
RQWKHIURQW)LJXUH
Three controls regulate the performance of your Merrimack
/DUJH,QVHUW
The
primary air control
VXSSOLHVR[\JHQIRUWKH¿UH
7KHYDULDEOHVSHHG
fan control
, or rheostat, regulates the
ZDUPDLUÀRZLQWRWKHURRP
$Q DXWRPDWLF VHWEDFN FRQWURO SURYLGHV D KLJK DLU VHWWLQJ
RI UHVWDUWLQJ RU UHYLYLQJ D ¿UH DIWHU UHORDGLQJ DQG FORVHV
automatically once the stove reaches operating temperatures.
Air Control
Lever
Open -
Control Lever to the Left
Closed -
Control Lever to the Right
Figure 10
7KHDLUFRQWUROOHYHUFRQWUROVWKHDPRXQWRIDLUHQWHULQJ
WKH¿UHER[
Figure 9 -
0HUULPDFN/DUJH,QVHUWFRQWUROV
Air Control Lever
)DQ6SHHG&RQWURO%HKLQGORXYUH
Space Between
Doors and Upper
Lattice
Jacking
Screws
Jacking
Screws
Speed Control
2SHQ%RWWRP/RXYUH
to Access Fan controls
Figure 11
)DQFRQWURODFFHVV
WARNING
!
7KLVZRRGKHDWHUKDVDPDQXIDFWXUHGVHWPLQLPXPORZ
EXUQUDWHWKDWPXVWQRWEHDOWHUHG,WLVDJDLQVWIHGHUDO
regulations to alter this setting or otherwise operate this
wood heater in a manner inconsistent with operating
instructions in this manual.
The Fans
The convection fan delivers a steady stream of warm air into
WKHURRP8VHWKHIDQVSHHGFRQWUROWRUHJXODWHWKHÀRZRIDLU
LQWRWKHURRP$WKHUPDOVZLWFKZLOODXWRPDWLFDOO\GHDFWLYDWH
WKHIDQZKHQWKHVWRYHFRROVGRZQ:KHQVWDUWLQJD¿UHLQ
a cold stove, this switch will typically energize the fan within
DERXWPLQXWHVDIWHUWKHVWRYHKHDWVXS
7KH IDQ VSHHG VKRXOG EH VHW DW ORZ IXOO\ FORVHG ZKHQ
RSHUDWLQJ DW ORZ WR PHGLXP EXUQ UDWHV DQG PD\ EH VHW
DQ\ZKHUHEHWZHHQORZDQGKLJKZKHQRSHUDWLQJDWKLJK
EXUQUDWHV5HIHUWR)LJXUHIRUIDQDFFHVV
Primary Air Control
$VLQJOHDLUFRQWUROUHJXODWHVWKHDPRXQWRIKHDWWKH¿UHZLOO
SURGXFHDQGKRZORQJLWZLOOEXUQ
The
primary air control lever
is located on the upper left side
on the front of the insert. The lever regulates air for starting,
PDLQWDLQLQJDQGUHYLYLQJWKH¿UH
*HQHUDOO\PRUHDLUHQWHULQJWKHVWRYHPDNHVWKH¿UHEXUQ
KRWWHUDQGIDVWHUZKLOHOHVVDLUSURORQJVWKHEXUQ
7KH0HUULPDFN/DUJH,QVHUWVDLUVXSSO\LVLQFUHDVHGZKHQ
the control lever is moved to the left, and decreased when
PRYHG WR WKH ULJKW ,W PD\ EH VHW DQ\ZKHUH EHWZHHQ WKH
two extremes, depending on the amount of heat desired.
)LJXUH
To complement the manual setting of the air control, the
0HUULPDFN/DUJH,QVHUWKDVDQLQWHJUDOFRQYHFWLRQDLUEORZHU
that ensures an even delivery of heat at the manual setting
you select.
