OPERATOR’S MANUAL 18 VOLT CAULK GUN P310 BATTERIES AND CHARGERS SOLD SEPARATELY Your caulk gun has been engineered and manufactured to Ryobi’s high standard for dependability, ease of operation, and operator safety. When properly cared for, it will give you years of rugged, trouble-free performance. WARNING: To reduce the risk of injury, the user must read and understand the operator's manual before using this product. Thank you for buying a Ryobi product.
TABLE OF CONTENTS n Introduction ..................................................................................................................................................................... 2 �n General Safety Rules .................................................................................................................................................... 3-4 �n Specific Safety Rules..............................................................................................................
GENERAL SAFETY RULES n Do not overreach. Keep proper footing and balance at all times. Proper footing and balance enable better control of the tool in unexpected situations. n Use safety equipment. Always wear eye protection. Dust mask, non-skid safety shoes, hard hat, or hearing protection must be used for appropriate conditions. n Do not use on a ladder or unstable support. Stable footing on a solid surface enables better control of the tool in unexpected situations.
GENERAL SAFETY RULES SERVICE n When servicing a tool, use only identical replacement parts. Follow instructions in the Maintenance section of this manual. Use of unauthorized parts or failure to follow Maintenance Instructions may create a risk of shock or injury. n Tool service must be performed only by qualified repair personnel. Service or maintenance performed by unqualified personnel may result in a risk of injury. SPECIFIC SAFETY RULES n Know your power tool. Read operator’s manual carefully.
SAFETY RULES FOR CHARGER n An extension cord should not be used unless absolutely necessary. Use of improper extension cord could result in a risk of fire and electric shock. If extension cord must be used, make sure: WARNING! READ AND UNDERSTAND ALL INSTRUCTIONS. Failure to follow all instructions listed below, may result in electric shock, fire and/or serious personal injury. a. That pins on plug of extension cord are the same number, size and shape as those of plug on charger.
SYMBOLS Some of the following symbols may be used on this tool. Please study them and learn their meaning. Proper interpretation of these symbols will allow you to operate the tool better and safer.
SYMBOLS The following signal words and meanings are intended to explain the levels of risk associated with this product. SYMBOL SIGNAL MEANING DANGER: Indicates an imminently hazardous situation, which, if not avoided, will result in death or serious injury. WARNING: Indicates a potentially hazardous situation, which, if not avoided, could result in death or serious injury. CAUTION: Indicates a potentially hazardous situation, which, if not avoided, may result in minor or moderate injury.
FEATURES PRODUCT SPECIFICATIONS Motor ......................................................................................................................................................................18 Volt DC Charger Input ....................................................................................................................................... 120 V, 60 Hz, AC only Charge Rate .................................................................................................................
FEATURES KNOW YOUR CAULK GUN VARIABLE SPEED SELECTOR See Figure 1. Before attempting to use this product, familiarize yourself with all operating features and safety rules. The plunger speed can be adjusted with the variable speed selector. This allows you to adjust the material feed rate to suit your particular application. CARRIAGE FRAME PUNCTURE TOOL The carriage frame holds a standard 10 oz. tube of caulk.
OPERATION LED FUNCTIONS OF CHARGER LED WILL BE ON TO INDICATE STATUS OF CHARGER AND BATTERY PACK: WARNING: Do not allow familiarity with tools to make you careless. Remember that a careless fraction of a second is sufficient to inflict serious injury. See Figure 2. n Red LED on = Fast charging mode. n Green LED on = Fully charged and in maintenance charge mode. n Green LED on = When battery pack is inserted into charger, indicates hot battery pack or that battery pack is out of normal temperature range.
OPERATION CHARGING A COOL BATTERY PACK BATTERY PACK P100 If battery pack is within normal temperature range, the red LED on charger will come on. NOTE: If the charger does not charge the battery pack under normal circumstances, return both the battery pack and charger to your nearest Ryobi Authorized Service Center for electrical check. n Charge the battery pack only with the charger provided. n Make sure the power supply is normal household voltage, 120 volts, 60 Hz, AC only.
OPERATION NOTE: This situation only occurs when continuous use of the tool causes the batteries to become hot. It does not occur under normal circumstances. Refer to “CHARGING A COOL BATTERY PACK” for normal recharging of batteries. If the charger does not charge your battery pack under normal circumstances, return both the battery pack and charger to your nearest Ryobi Authorized Service Center for electrical check. TO INSTALL BATTERY PACK See Figure 4.
OPERATION STARTING/STOPPING THE CAULK GUN See Figure 5. Before attempting to start the caulk gun, be sure the switch lock is in the unlocked position. n To turn the caulk gun ON, depress the switch trigger. �n To turn the caulk gun OFF, release the switch trigger. TO TURN OFF LOCK LOCKING THE SWITCH TRIGGER See Figure 5. The switch trigger of the caulk gun can be locked off using the slide switch located below the switch trigger. n To lock the switch trigger, slide the switch lock up.
OPERATION WARNING: Battery tools are always in operating condition. Therefore, switch should always be locked when not in use or carrying at your side. LOW SPEED APPLYING CAULK See Figures 8 - 10. n �Prepare the surface to be caulked by removing any dust, dirt, or remnants of old caulking. Make sure the area to be caulked is clean and dry. n Set the speed of the caulk gun to match your application needs, using just enough caulk to do the job.
MAINTENANCE WARNING: WARNING: When servicing, use only identical Ryobi replacement parts. Use of any other parts may create a hazard or cause product damage. Do not at any time let brake fluids, gasoline, petroleumbased products, penetrating oils, etc., come in contact with plastic parts. Chemicals can damage, weaken or destroy plastic which may result in serious personal injury. WARNING: To work properly, the plunger rod of the tool must remain clean and free of all caulk and adhesive material.
OPERATOR’S MANUAL 18 VOLT CAULK GUN P310 • SERVICE Now that you have purchased your tool, should a need ever exist for repair parts or service, simply contact your nearest Ryobi Authorized Service Center. Be sure to provide all pertinent facts when you call or visit. Please call 1-800-525-2579 for your nearest Ryobi Authorized Service Center. You can also check our web site at www.ryobitools.com for a complete list of Authorized Service Centers. • MODEL NO. AND SERIAL NO.
