Mr. Heater Gas-Fired Infrared Tank Top Heater MH15tS - Manual (Page 3)

operating instructions and owner’s Manual Mr. Heater | Gas-Fired infra-Red tank top Heater e-3
asseMBlY and HOOK-up inFOrMatiOn
1. Heater model MH15tS and MH30tS are packaged
complete. Propane cylinders (tanks) are not included
with heater model.
2. Remove heater from carton.
3. use only vapor withdrawal lP gas cylinders constructed
for use with propane only (HD-5) and marked in accor-
dance with the specifications for lP gas cylinders of the
u.S. Department of transportation (Dot SPeC. 39).
4. this heater must be used only with a vapor withdrawal
lP gas bulk tank equipped with a standard Pol valve
– do not use this heater on bulk tanks greater than 20
pounds lPG capacity (50 pounds water capacity).
5a. MH30ts dual Burner Model (see Figure 1.)
• the tank collar bracket must be assembled before
the heater can be attached to the propane tank.
• Remove screws holding Piezo igniter bracket to
manifold center plate and retain for later use.
• Align bolt holes in tank collar bracket with bolt
holes in center plate on manifold such that the
heater is facing outward once attached to cylinder
collar.
• Attached with screws removed above, making sure
that Piezo igniter bracket is between tank collar
bracket and manifold center plate.
• Place heater onto tank with tank collar bracket over
tank collar. Mounting bolt knob should be posi-
tioned to the outside of tank collar.
• Firmly secure to tank by hand-tightening mounting
bolt knob. Do not overtighten.
• Make sure heater regulator is in the “oFF” position.
• insert regulator’s connector into tank’s valve and
turn left (counterclock-wise) with hand as much as
possible. Do not overtighten.
5b. MH15ts single Burner Model (see Figure 2.)
• Be sure heater is facing away from tank.
• insert regulator connector into tank valve outlet
fitting and turn left (counterclock-wise) until fully
tightened. Do not overtighten. (See Figure 2a)
• Place heater support around venturi and slide clip
ends onto propane cylinder collar. use 1/4”-20 x
35mm screw and wing nut to secure heater sup-
port onto venturi tube. (See Figure 2b)
Figure 2a.
6. operate only on a stable, level surface.
7. open propane tank valve slowly.
8. Check all fittings for leaks. Apply a 50/50 mixture of
liquid soap and water to all joints. Bubbles forming
indicate a leaking connection. Correct all leaks before
proceeding.
warning
never touch heater while in operation to avoid injury.
Move heater by grasping the propane cylinder carefully.
9. the heater should be inspected before each use and at
least annually by a qualified service person.
10. the hose assembly shall be visually inspected prior to
use of heater. if it is evident there is excessive abrasion
or wear, or the hose is cut, it must be replaced prior to
the heater being put into operation. Replacement hose
assembly shall be Mr. Heater hose assembly as listed in
the parts list.
11. Minimum inlet gas pressure is 20 psi.
12. Maximum inlet gas pressure is 120 psi (equivalent to an
ambient temperature of 75 °F (24°C)).
Figure 2b.
Figure 1.