Rasmussen Alterna VF AFB Series Owner's Manual

Summary of Alterna VF AFB Series

  • Page 1

    1 alterna™ vf contemporary gas heater this appliance may be installed in an aftermarket, permanently located, manufactured (mobile) home, where not prohibited by local codes. This appliance is only for use with type of gas indicated on the rating plate. This appliance is not convertible for use with...

  • Page 2

    2 warning during manufacturing, assembly and packaging, various components of alterna™ are exposed to certain oils or films. These are not harmful but may produce annoying smoke and smells as they are burned off during the initial operation of the appliance, possibly causing headaches, eye or lung i...

  • Page 3

    3 10b 10c parts list required tools and materials adjustable wrench and pipe wrench. Pipe joint compound or teflon tape is required for all threads (except flared threads). 1. Valve knob extender “me” models (stv-ke2) 2. “easy” safety valve knob 3. Valve plug (“me” models) (also used when replacing,...

  • Page 4

    4 this heater shall not be installed in a “confined” space or unusually tight construction unless provisions are provided for adequate combustion and ventilation air. Calculations to determine confined or unconfined space: 1. Determine number or rooms (including adjoining rooms with odorless passage...

  • Page 5

    5 for our example, we have chosen to add to our total volume of the space by removing the door to an adjoining study and increasing our maximum supportable btu/hr by the volume of the additional room. The new “space” calculations, including the additional adjoining room are: living room/dining room ...

  • Page 6

    6 when operated as a vent free heater, the minimum clearances from the fireplace opening to combustible materials must be maintained as outlined below . Vent free applications ● minimum clearances to combustibles 10” 8” 6” 2.5” .75” mantel clearance without hood mantel clearance with hood *standard ...

  • Page 7

    7 vented installations the chimney damper must be wide open and fixed in a manner to maintain a permanent free opening at all times as outlined above. The area of the flue must be not less than 1/10 the area of the fireplace opening. This decorative gas appliance must be installed in a fully vented ...

  • Page 8

    8 warning: be certain that combustible flooring material (i.E.; carpet, tile etc.) is not too close to this gas appliance. If this appliance is at floor level or less than 6” above the floor, there must be at least 12” of noncombustible material between the base of the fireplace and any combustible ...

  • Page 9

    9 fireball placement (afb30) b) step one: begin by placing the first row of 6 full fireballs (fb4) one by one into each locator holeon burner with flat, rough side facing down (figure 5a and b). (about one half inch of the tapered end will fit into the locator hole.) step two: next place the second ...

  • Page 10

    10 fireball placement afb20 and afb24 middle row = fb-4 x 3 top row = fb-4h x 2 fireball placement for the afb20 and afb24 is similar to that of the afb30, but with fewer fireballs. See previous page for placement details. Bottom row = fb-4 x 4 middle row = fb-4 x 4 top row = fb-4h x 3 bottom row = ...

  • Page 11

    11 figure 12 flame rod edge of burner afg30 medium placement (fireshapes) step one: place bottom row of fireshapes into the locator holes on the alterna in the order shown below begin- ning from left to right. The four sided pyramid (py4-44) will fit into the first hole on the left side at a slight ...

  • Page 12

    12 fireshapes placement (afg30 continued) figure 13 left side view figure 15 top view a) py4-44 at a slight angle leaning forward and to the right a) cu-44 with rear right corner resting on edge of burner b) cy-63 at a slight angle resting against flame rod figure 14 right side view b) cy-63 at a sl...

  • Page 13

    13 fireshapes placement (afg24) figure 19 left side view py4-44 at a slight angle leaning forward and to the right. Cy-63 at a slight angle resting against flame rod py3-44 leaning slightly forward into locator hole figure 17 top view cu-44 with right rear corner resting on edge of burner cylinder a...

  • Page 14

    14 fireshapes placement (afg20) py4-44 cu-44 fb-4 cy-63 fb -4h co-63 fb -4h co-63 py4-44 cu-44 fb-4 cy-63 figure 20 front view figure 21 top view placement of fireshapes for the afg20 is similar to that of the afg30, but with fewer shapes. Consult afg30 placement on pages 11 and 12 for detailed step...

  • Page 15

    15 firestones placement (afs30) figure 24 top view st19 st4 st21 top row (view from above) st11 bottom row st1 st3 st17 st19 st2 st19 st4 st21 st11 st1 st3 st17 st19 st2 (front view) (front view) (front view) (top view) (top view) st15 st16 st10 st20 st18 middle row (front view) (top view) (front vi...

  • Page 16

    16 st1 st3 st17 st19 st2 st19 st4 st21 st11 figure 26 top view figure 25 front view flame rod st19 st4 st21 st11 st1 st3 st17 st19 st2 firestones placement (afs30 continued) st4 leans slightly against st21 warning: failure to position the parts in accordance with these diagrams or failure to use onl...

  • Page 17

    17 st1 st3 st17 st2 st19 st4 st21 st11 st20 st10 st15 st18 ● ● ● st16 figure 27 front view figure 28 top view firestones placement (afs30 continued) st10 rests against st20 while supported by flame rod. 2nd row of firestones (st16, st18, st15, st20 and st10) shown above resting against flame rod. St...

  • Page 18

    18 bottom row st4 st21 st1 st17 st2 (front view) (front view) (top view) (top view) (front view) st15 st16 st18 (front view) (top view) (top view) (top view) (top view) st3 afs24 st19 st11 (top view) top row middle row st4 st21 st1 st17 st2 st3 st19 st15 st16 st18 st11 st4 st21 st11 st1 st17 st2 st1...

  • Page 19

    19 vented models important! Chimney damper must be wide open! The flue must vent all products of combustion. Damper and glass doors must be fully open before lighting or burning for proper ventilation and to prevent heat damage to valve. All applications - important information • this appliance is e...

  • Page 20

    20 natural gas pilot assembly air intake port piezo sparker thermocouple tip pilot tube b) lighting and operation (all models) step one: pilot lighting (all models) 1. Slightly push in the “easy” safety valve knob, located behind the alterna™ face plate on the right side (figure 32a), and turn clock...

  • Page 21

    21 pilot flame adjustment: if adjustment is necessary, use a narrow long stem screw driver to turn pilot adjustment screw. To adjust turn clockwise for less pilot flame, counterclockwise for more pilot flame. Important service tip! Obstructed pilot air intake ports result in an improper gas/air mixt...

  • Page 22

    22 normal operating characteristics each and every alterna™ that leaves the factory is quality checked to ensure compliance with ourcertification. This check includes an operational test to ensure both satisfactory combustion and proper operation. Each installation site for any vent free heater pres...

  • Page 23

    23 safety pilot lighting issues ● check for loose thermocouple terminal nut connection. ● check that pilot flame strikes thermocouple—adjust as needed. ● check that valve knob is fully depressed during pilot lighting operation and held depressed for 30 to 60 seconds with pilot flame lighted. Nuisanc...

  • Page 24: Consumer Record Card

    24 limited warranty: rasmussen iron works inc, 12028 e. Philadelphia street, whittier california, u.S.A., warrants this gas fire set and accessories against defects in materials and workmanship, and suitable for a par- ticular purpose, for a period of: (1) object casting - all logs are guaranteed ag...