{"id":4782,"date":"2026-10-27T04:57:27","date_gmt":"2026-10-27T04:57:27","guid":{"rendered":"https:\/\/www.hongtengdaparts.com\/product\/volvo-14524187-fan-pump-ec290b\/"},"modified":"2026-10-27T04:57:27","modified_gmt":"2026-10-27T04:57:27","slug":"volvo-14524187-fan-pump-ec290b","status":"publish","type":"product","link":"https:\/\/www.hongtengdaparts.com\/ko\/product\/volvo-14524187-fan-pump-ec290b\/","title":{"rendered":"14524187 Hydraulic Fan Pump for Volvo EC290B Excavator"},"content":{"rendered":"<p>On a 29 tonne Volvo excavator the fan drive is a gear pump, which is good news for reliability and bad news for subtlety. A gear pump has no regulator to blame and no control to adjust. It delivers a volume proportional to engine speed, minus whatever it is leaking internally. When it wears, the loss is direct and measurable.<\/p>\n<h2>\uc801\uc6a9\uc131 \ubc0f \uadfc\uac70<\/h2>\n<p>Volvo EC290B excavator. Volvo&#8217;s parts catalogue lists the item name as Gear Pump, and dealer parts data describes its role as supplying the hydraulic cooling circuit that drives the fan. Volvo does not publish a displacement, pressure or flow figure for this number, so none is quoted here; confirm against the plate on your pump.<\/p>\n<h2>What a fan pump does on a Volvo excavator<\/h2>\n<p>Volvo&#8217;s published description of its loader cooling system applies to the principle behind this component: the fan is hydraulically driven, it regulates component temperature, and on current machines it can be automatically reversed to self-clean the cooling units. On an excavator the same idea appears as a fan pump feeding a fan motor, and the pair is the only thing standing between a hot day and a derated machine.<\/p>\n<p>Three things kill these pumps, and none of them is the pump&#8217;s own design:<\/p>\n<ul>\n<li><strong>Contamination.<\/strong> Gear tips and side plates score easily, and the fan circuit is usually the last place a workshop thinks to flush.<\/li>\n<li><strong>Heat.<\/strong> A machine already running hot thins the oil, which increases internal leakage, which reduces airflow, which increases heat. It is a loop, and it accelerates.<\/li>\n<li><strong>Starvation.<\/strong> A blocked suction strainer or a collapsed hose liner makes a healthy pump noise, wear, and then fail, and the replacement inherits the same restriction unless it is cleared.<\/li>\n<\/ul>\n<h2>Diagnosis order before you order a pump<\/h2>\n<ol>\n<li>Clean the radiator and oil cooler cores, then re-measure temperatures at low and high idle.<\/li>\n<li>Confirm the fan motor turns freely with the hoses disconnected.<\/li>\n<li>Measure pump outlet flow and pressure at working temperature.<\/li>\n<li>Check the suction line, the tank filter and the oil level.<\/li>\n<li>Only then replace the pump, and change the filter element as part of the job.<\/li>\n<\/ol>\n<p>The written procedures are in our <a href=\"https:\/\/www.hongtengdaparts.com\/ko\/%ea%b5%b4%ec%b0%a9%ea%b8%b0-%ec%9c%a0%ec%95%95-%ed%8c%ac-%ed%8e%8c%ed%94%84-%ec%a7%84%eb%8b%a8\/\">\uc720\uc555 \ud32c \ud38c\ud504 \uc9c4\ub2e8 \uac00\uc774\ub4dc<\/a>, \uc5d0 \uc788\uc73c\uba70, \ubaa8\ud130 \uce21\uc740 <a href=\"https:\/\/www.hongtengdaparts.com\/ko\/%ea%b5%b4%ec%b0%a9%ea%b8%b0-%ec%9c%a0%ec%95%95-%ed%8c%ac-%eb%aa%a8%ed%84%b0-%ec%a7%84%eb%8b%a8\/\">\ud32c \ubaa8\ud130 \uc9c4\ub2e8 \uac00\uc774\ub4dc<\/a>.<\/p>\n<h2>\uc7a5\ucc29 \ubc0f \uc8fc\ubb38<\/h2>\n<p>Match shaft spline or taper, pilot diameter, flange bolt pattern, port positions and rotation direction against the removed pump; gear pumps are direction-sensitive and a reversed unit will destroy itself on first start. Prime with clean oil before cranking, change the return filter element, and target ISO 4406 18\/16\/13 for the piston components sharing the circuit. Minimum order one piece. Three to six month warranty on new aftermarket units as stated on your proforma invoice; bench checked and photographed against your order before the wooden case closes, delivery 5 to 8 working days from payment subject to stock. The EC330B and EC360 fan pumps are listed alongside this page under <a href=\"https:\/\/www.hongtengdaparts.com\/ko\/product-category\/%ec%9c%a0%ec%95%95-%ed%8c%ac-%eb%aa%a8%ed%84%b0\/volvo-fan-motor\/\">\ubcfc\ubcf4 \uc720\uc555 \ud32c \ubaa8\ud130<\/a>.<\/p>","protected":false},"excerpt":{"rendered":"<p><strong>\ubd80\ud488:<\/strong> 14524187 hydraulic fan pump for the Volvo EC290B excavator. Volvo&#8217;s parts catalogue records the item name as Gear Pump for this number, and dealer parts data places it in the cooling circuit.<\/p>\n<p><strong>\uacf5\uae09 \ud615\ud0dc:<\/strong> \uc911\uad6d \uc81c\uc870 HTD \ube0c\ub79c\ub4dc \uc2e0\ud488 \ub300\uccb4\ud488\uc785\ub2c8\ub2e4. \ucd5c\uc18c \uc8fc\ubb38 \uc218\ub7c9 1\uac1c, \ubaa9\uc7ac \ucf00\uc774\uc2a4 \ud3ec\uc7a5, \ubc1c\uc1a1\uae4c\uc9c0 5~8 \uc601\uc5c5\uc77c\uc774 \uc18c\uc694\ub429\ub2c8\ub2e4.<\/p>","protected":false},"featured_media":4734,"template":"","meta":[],"product_brand":[],"product_cat":[848,37],"product_tag":[867,794,555,167,868],"class_list":["post-4782","product","type-product","status-publish","has-post-thumbnail","product_cat-volvo-fan-motor","product_cat-hydraulic-fan-motor","product_tag-867","product_tag-excavator","product_tag-fan-pump","product_tag-gear-pump","product_tag-volvo-ec290b","first","instock","shipping-taxable","product-type-simple"],"_links":{"self":[{"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/product\/4782","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/product"}],"about":[{"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/types\/product"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/media\/4734"}],"wp:attachment":[{"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/media?parent=4782"}],"wp:term":[{"taxonomy":"product_brand","embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/product_brand?post=4782"},{"taxonomy":"product_cat","embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/product_cat?post=4782"},{"taxonomy":"product_tag","embeddable":true,"href":"https:\/\/www.hongtengdaparts.com\/ko\/wp-json\/wp\/v2\/product_tag?post=4782"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}