7

0.090> 2.3

roaring, flickering flame

ideal operating range

0.050> 1.4

0.035>

0.95

 

 

weak, sooty flame

 

0.020>

0.5

 

 

 

 

 

____________________________________________________

 

1

2

3

4

5

6

 

 

Position of the carburetor knob

 

draft in mm water gauge draft in inches water gauge

SECTION 5

Servicing

ANNUALLY:

*Remove catalyst and fire ring and inspect and clean out burn pot of any build-up or debris.

*Check flue and clean out soot build-up. *Clean out stove interior and drip pan.

*Lightly brush off catalyst and inspect for deterioration– replace if necessary.

*Check all gaskets: rope seal around door, window seal (check for loose glass– no need to remove), access panel gaskets.

*Check oil tank for damage or leaks and clean or replace main tank filter. *Check all lines and connections for leaks or deterioration.

*A draft reading should be taken for low– and high-fire before operation.

QUARTERLY:

*Turn stove off and allow to cool.

*Remove catalyst and clean out any carbon deposits from burner bottom and oil inlet inside burner (may need to clean deposits more frequently if using #2 fuel).

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Kuma Stoves OC-10, OC-7, OC-8 user manual Servicing, Annually, Quarterly
Page 7 Page 9

OC-10, OC-8, OC-7 specifications

Kuma Stoves has earned a reputation for producing high-quality, efficient wood stoves that combine functionality with aesthetic appeal. Their OC series, which includes the OC-7, OC-8, and OC-10 models, showcases a commitment to excellent design, advanced technology, and user-friendly features. Each stove in this series offers robust performance tailored to meet diverse heating needs while emphasizing durability and efficiency.

The OC-7 is the smallest model in the series, making it ideal for compact spaces like cabins or cozy living rooms. Featuring a large glass door, the OC-7 allows for an unobstructed view of the fire, enhancing ambiance while providing a substantial output of 27,000 BTUs. Its advanced air wash system ensures a clean glass surface, reducing maintenance and ensuring a beautiful fire view. With an estimated heating capacity of up to 1,500 square feet, the OC-7 excels in efficiency, boasting an EPA certification that guarantees low emissions for a cleaner burn.

Moving up in size, the OC-8 offers increased heating capacity and efficiency. This model produces an impressive 32,000 BTUs and can effectively heat areas up to 2,000 square feet. The OC-8 features a secondary combustion system that maximizes heat output while minimizing smoke and particulate emissions. This sophisticated technology not only enhances fuel efficiency but also contributes to a more environmentally sustainable heating solution. Additionally, the OC-8 includes a larger firebox, accommodating longer logs for extended burn times.

At the top of the OC series, the OC-10 model brings superior power and performance. With a staggering output of 45,000 BTUs, it can heat up to 2,500 square feet, making it suitable for larger homes or open spaces. The OC-10 incorporates a state-of-the-art catalytic combustor, which helps achieve even lower emissions and higher efficiency during burning. This technology allows users to enjoy longer burn times and less frequent reloading, translating into convenience and sustainability.

All three models in the Kuma Stoves OC series feature high-quality craftsmanship, with materials designed for longevity and resilience. Additionally, they come with customizable options, including various finishes and door styles, allowing homeowners to select a design that complements their décor. With their combination of aesthetics, performance, and advanced technologies, the OC-7, OC-8, and OC-10 stand out as exceptional choices for those seeking reliable and stylish wood heating solutions.
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