- DL manuals
- Hollis
- Diving Instrument
- Explorer
- User Manual
Hollis Explorer User Manual
Summary of Explorer
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N o l i m i t user manual.
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Dangers, warnings, cautions, and notes pay attention to the following symbols when they appear throughout this docu- ment. They denote important information and tips. This is the operations manual for the hollis explorer this manual, specifications and features of the explorer are proprietary and co...
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Warning: use of the explorer manual this user manual does not, nor is it intended to contain any information needed to safely dive with any type of scuba apparatus. It is designed as a guide for the proper setup, operation, maintenance, and field service of the hollis explorer only. It does not take...
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Cover removed
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Section 3 explorer skills completed part 6 complete disassembly & reassembly section 1 the full deal part 7 user maintenance & ab- sorbent storage section 1 o 2 sensors section 2 sanitizing section 3 co 2 absorbent section 4 service section 5 maintenance schedule part 8 approved products & glossary ...
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1. 2 batteries the explorer uses lithium polymer batteries. These rechargeable bat- teries are very efficient and provide many years of reliable operation. Rechargeable lithium batteries can be recharged at any time and do not have a significant memory affect, which would otherwise cause unreliable ...
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Mechanical features the explorer is an electro-mechanical rebreather. Over time certain soft- ware and hardware optional extras and/or software upgrades will become available. Please check www.Hollisgear.Com for details. Harness/bcd explorer uses a custom bolt fitting, backplate, solo webbing harnes...
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The explorer module for dive buddy/instructor use. These displays give full alarm status at all times using a visual and a tactile alarm system. Sensors the explorer uses 3 oxygen sensors and one gaseous co 2 sensor. It also uses a wireless hp sensor. All sensors are automatically calibrated by the ...
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Step 3. Open the box with the oxygen and co 2 sensors in it. Remove the sensors from the box and open up the airtight bags. Danger: all sensors must be allowed to sit in an air atmo- sphere for at least twelve hours prior to use in the explorer. The sensors can be immediately assembled into the sens...
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Screen icons
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Status screens the status (stat) screens show all key resources in a simple format. The screen is accessed from the main screen by a short double push of the right button, and then a short push of either the left or the right button moves around the screen. The status screen also incorporates a colo...
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About this screen shows information about the software installed in the explor- er, the serial number of each connected element, and information that may be required by your service center. Software updates for the explor- er are available from http://hollis.Com/support.Asp. Please check regu- larly...
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Dcp (dive control parameter) dynamic po 2 the explorer is a dynamic po 2 controller. This means it can vary the po 2 that it maintains based on the value of certain resources. A higher dcp (dive control parameter) value means less decompression (higher po 2 ) but more gas usage and a lower po 2 is t...
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Rms (resources management system) the control of ppo 2 is the prime function for explorer in addition it monitors a range of dive resources. The unit is able to make advanced decisions based on available resources in order to modify the ppo 2 and provide for a better dive outcome. The unit constantl...
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Oxygen sensor voting voting method the explorer has a method of automatically removing oxygen sensor sensors from the ppo 2 averaging and entering a fail-safe mode when it is not possible to resolve an accurate ppo 2 reading. Rules: 1. If a single sensor is below 0.15 bar or above 3.00bar, then it w...
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Cdm (canister duration meter) the explorer canister duration meter (cdm) is comprised of three main parts: 1. A patented, absorbent temperature profile duration meter. 2. An oxygen injection meter (based on ce tested durations). 3. A gaseous co 2 sensor the readings from all of these devices togethe...
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Fig. 3.27
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Alarm flow diagrams
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Blue/green alarms
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Surface hud/bud alarms red (do not dive) alarms
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Blue/green alarms
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Mod (maximum operating depth)
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Internet reprogramming
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Primary electronic bailout scenario chart* failure mode loop hud status solenoid fire primary display action deco will follow none usable loop green y system ok none. Stay on explorer on-board, 3 sensor driven po 2 bad sensor usable loop blue/ green y – fail- safe mode status screen action panel wil...
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Pre-dive setup fig. 4.2 fig. 4.3 fig. 4.4
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Completing pre-dive checks purpose these tests are designed to: 1. Check that all functions of the explorer have a high likelihood of oper- ating correctly 2. Detect assembly errors 3. Detect breathing loop errors 4.Advise the user of system measurements that are outside correct operating parameters...
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Fig. 4.10 from the dive screen, each resource must then be checked (fig. 4.10). Once you have checked each resource the status display will show system ok. Diving within 2 hours of a successful pre-dive sequence if you start a dive within two hours of a successful pre-dive being conduct- ed then exp...
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Message meaning low hp gas in dive cylinder. If hp reduces by >50bar/735 psi or does not reduce by at least 5bar/73.5 psi. Make sure cylinder valve is fully open. Check cylinder size is correct in default gas menu. Do not use unlisted cylinders. Submerge unit and look for lp/hp leaks, bc infla- tor ...
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Complete disassembly & reassembly of components the full deal
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Co 2 absorbent
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Approved products and glossary approved products
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Maintenance schedule item user (u) or dealer (d) inspect/clean replace hours/ service notes mushroom valves u e 100/annually or if damaged prior quad seal u c 30/annually or if damaged prior co 2 sensor filter sponge u e (swap) 10 hours/ or if dam- aged change the sponge for a dry one every dive. Re...
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Hollis rebreather dealer support commitment // as a consumer, you will receive a greater level of support from a hollis rebreather dealer. Not because a non-rebreather dealer doesn’t care about support. Instead, the hollis rebreather dealer has a greater level of commitment to the complete product l...