Calibre CA3300 OHC Series Specifications

FEATURES

• Handicap (ADA) multi-sized closers with adjustable springpower for a range of sizes after installation.
• Underwriters’ Laboratories Inc. Listed for units without holdopen feature. UL10C for positive pressure and certified toconform to UBC 7.2 (1997) BS476 for Fire Safety.
• Center Hung Door Application :Double or Single Acting (applied door stop renders unitSingle Acting). Adjustable ‘S’ type side loading or ‘A’ type,‘K’ type, and ‘PT’ type end loading arms are available forcenter pivoted door applications.
• Offset Hung Door Application:Single Acting Offset ‘JO’ and ‘VO’ type top arms areavailable for butt hung or offset pivoted applications.Note : Offset arm application geometry increases theeffective spring tension in some instances thereby possiblyexceeding the 5 lb. Opening Force requirements

DOOR CLOSER FUNCTIONS

• Built-in positive Back Stop and Hold-Open positionsare available :

Models CA3310, CA3311, CA3312, CA3313, 105° Back Stop with Hold-Open, 105° Back Stop -no Hold-Open, 90° Back Stop with Hold-Open , 90° Back Stop -no Hold-Open

• Dual Speed Control Valves :Closing and Latching speeds controlled by separateregulating valves, fully adjustable after installation.
• Adjustable CA3010-DP dual purpose radial ball-bearingbottom pivot set is provided for floor or threshold mounted(Side or End Loading) center pivoted installation. CA3010-G and CA3010-GE bottom pivot sets are optional, andmust be ordered separately.
• Universal application. Non-handed for left or right doorapplication.
• Installs in an aluminum storefront header or transom assmall as 1-3/4" x 4"
• Positive cam centering for alignment and to hold doorclosed against normal wind or draft conditions.
• Stable hydraulic door check fluid for any climatic operationand provides constant lubrication.
• The 3300-20 Series is the standard 3300 Series OHC doorcloser assembled with an Extended Spindle Shaft (1/4"longer than standard).

Center Hung Doors : Complete units for aluminum doors andframes are furnished with top arm assembly (‘S’ side loading,‘A’, ‘K’, or ‘PT’ end loading), adjustable dual purposeCA3010-DP bottom pivot set for floor or threshold mounting(side or end loading), and CA3010-FS anchor set with allfasteners.‘S’ type side loading top arm, CA3010-DP adjustable dualpurpose pivot set, and the CA3010-FS anchor set will befurnished unless otherwise specified by the customer.‘A’ type, ‘K’ type or ‘PT’ type end loading, and ‘JO’ or ‘VO’ typeoffset arms are optional, but must be specified.ADA Opening Force RequirementsCaution: Any manual door closer, installed and adjustedbased on ADA or other reduced opening force requirementsmay not provide sufficient power to reliably close and latchthe door.

Offset Hung Doors : Complete units for offset pivoted or butthung aluminum doors and frames are furnished with a ‘JO’ or‘VO’ type offset arm and CA3010-FS anchor set with allfasteners. (Offset pivots or butt hinges not included. Note: TopDoor Stop / Arm Cover by others).